tray holder xml

.gitattributes

@@ -65,3 +65,43 @@ g1_circle_tray_holder.usd filter=lfs diff=lfs merge=lfs -text
 *.usd* filter=lfs diff=lfs merge=lfs -text
 tray_holder_side_left.stl filter=lfs diff=lfs merge=lfs -text
 tray_holder_side_right.stl filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/head_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_ankle_roll_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_hip_pitch_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_hip_roll_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_hip_yaw_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_knee_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_rubber_hand.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_shoulder_pitch_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_shoulder_roll_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_shoulder_yaw_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_wrist_roll_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_wrist_roll_rubber_hand.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/left_wrist_yaw_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/logo_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/pelvis_contour_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/pelvis.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_ankle_roll_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_hip_pitch_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_hip_roll_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_hip_yaw_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_knee_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_rubber_hand.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_shoulder_pitch_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_shoulder_roll_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_shoulder_yaw_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_wrist_roll_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_wrist_roll_rubber_hand.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/right_wrist_yaw_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/torso_constraint_L_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/torso_constraint_R_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/torso_link_23dof_rev_1_0.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/torso_link_rev_1_0.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/torso_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/tray_holder_side_left.stl filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/tray_holder_side_right.stl filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/waist_constraint_L.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/waist_constraint_R.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/waist_support_link.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/waist_yaw_link_rev_1_0.STL filter=lfs diff=lfs merge=lfs -text
+g1_description/meshes/waist_yaw_link.STL filter=lfs diff=lfs merge=lfs -text

g1_description/README.md

@@ -0,0 +1,30 @@
+# Unitree G1 Description (URDF & MJCF)
+
+## Overview
+
+This package includes a universal humanoid robot description (URDF & MJCF) for the [Unitree G1](https://www.unitree.com/g1/), developed by [Unitree Robotics](https://www.unitree.com/).
+
+MJCF/URDF for the G1 robot:
+
+| MJCF/URDF file name           | `mode_machine` | Hip roll reduction ratio | Update status | dof#leg | dof#waist | dof#arm | dof#hand |
+| ----------------------------- | :------------: | :----------------------: | ------------- | :-----: | :-------: | :-----: | :------: |
+| `g1_23dof`                    |       1        |           14.5           | Beta          |   6*2   |     1     |   5*2   |    0     |
+| `g1_29dof`                    |       2        |           14.5           | Beta          |   6*2   |     3     |   7*2   |    0     |
+| `g1_29dof_with_hand`          |       2        |           14.5           | Beta          |   6*2   |     3     |   7*2   |   7*2    |
+| `g1_29dof_lock_waist`         |       3        |           14.5           | Beta          |   6*2   |     1     |   7*2   |    0     |
+| `g1_23dof_rev_1_0`            |       4        |           22.5           | Up-to-date    |   6*2   |     1     |   5*2   |    0     |
+| `g1_29dof_rev_1_0`            |       5        |           22.5           | Up-to-date    |   6*2   |     3     |   7*2   |    0     |
+| `g1_29dof_with_hand_rev_1_0`  |       5        |           22.5           | Up-to-date    |   6*2   |     3     |   7*2   |   7*2    |
+| `g1_29dof_lock_waist_rev_1_0` |       6        |           22.5           | Up-to-date    |   6*2   |     1     |   7*2   |    0     |
+| `g1_dual_arm`                 |       9        |           null           | Up-to-date    |    0    |     0     |   7*2   |    0     |
+
+## Visulization with [MuJoCo](https://github.com/google-deepmind/mujoco)
+
+1. Open MuJoCo Viewer
+
+   ```bash
+   pip install mujoco
+   python -m mujoco.viewer
+   ```
+
+2. Drag and drop the MJCF/URDF model file (`g1_XXX.xml`/`g1_XXX.urdf`) to the MuJoCo Viewer.

g1_description/g1_tray_holder.urdf

@@ -0,0 +1,1064 @@
+<robot name="g1_29dof_with_hand_rev_1_0">
+  <mujoco>
+    <compiler meshdir="meshes" discardvisual="false"/>
+  </mujoco>
+
+  <!-- [CAUTION] uncomment when convert to mujoco -->
+  <link name="world"></link>
+  <joint name="floating_base_joint" type="floating">
+    <parent link="world"/>
+    <child link="pelvis"/>
+  </joint> -->
+
+  <link name="pelvis">
+    <inertial>
+      <origin xyz="0 0 -0.07605" rpy="0 0 0"/>
+      <mass value="3.813"/>
+      <inertia ixx="0.010549" ixy="0" ixz="2.1E-06" iyy="0.0093089" iyz="0" izz="0.0079184"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/pelvis.STL"/>
+      </geometry>
+      <material name="dark">
+        <color rgba="0.2 0.2 0.2 1"/>
+      </material>
+    </visual>
+  </link>
+  <link name="pelvis_contour_link">
+    <inertial>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <mass value="0.001"/>
+      <inertia ixx="1e-7" ixy="0" ixz="0" iyy="1e-7" iyz="0" izz="1e-7"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/pelvis_contour_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/pelvis_contour_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="pelvis_contour_joint" type="fixed">
+    <parent link="pelvis"/>
+    <child link="pelvis_contour_link"/>
+  </joint>
+
+  <!-- Legs -->
+  <link name="left_hip_pitch_link">
+    <inertial>
+      <origin xyz="0.002741 0.047791 -0.02606" rpy="0 0 0"/>
+      <mass value="1.35"/>
+      <inertia ixx="0.001811" ixy="3.68E-05" ixz="-3.44E-05" iyy="0.0014193" iyz="0.000171" izz="0.0012812"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_hip_pitch_link.STL"/>
+      </geometry>
+      <material name="dark">
+        <color rgba="0.2 0.2 0.2 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_hip_pitch_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_hip_pitch_joint" type="revolute">
+    <origin xyz="0 0.064452 -0.1027" rpy="0 0 0"/>
+    <parent link="pelvis"/>
+    <child link="left_hip_pitch_link"/>
+    <axis xyz="0 1 0"/>
+    <limit lower="-2.5307" upper="2.8798" effort="88" velocity="32"/>
+  </joint>
+  <link name="left_hip_roll_link">
+    <inertial>
+      <origin xyz="0.029812 -0.001045 -0.087934" rpy="0 0 0"/>
+      <mass value="1.52"/>
+      <inertia ixx="0.0023773" ixy="-3.8E-06" ixz="-0.0003908" iyy="0.0024123" iyz="1.84E-05" izz="0.0016595"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_hip_roll_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_hip_roll_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_hip_roll_joint" type="revolute">
+    <origin xyz="0 0.052 -0.030465" rpy="0 -0.1749 0"/>
+    <parent link="left_hip_pitch_link"/>
+    <child link="left_hip_roll_link"/>
+    <axis xyz="1 0 0"/>
+    <limit lower="-0.5236" upper="2.9671" effort="139" velocity="20"/>
+  </joint>
+  <link name="left_hip_yaw_link">
+    <inertial>
+      <origin xyz="-0.057709 -0.010981 -0.15078" rpy="0 0 0"/>
+      <mass value="1.702"/>
+      <inertia ixx="0.0057774" ixy="-0.0005411" ixz="-0.0023948" iyy="0.0076124" iyz="-0.0007072" izz="0.003149"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_hip_yaw_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_hip_yaw_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_hip_yaw_joint" type="revolute">
+    <origin xyz="0.025001 0 -0.12412" rpy="0 0 0"/>
+    <parent link="left_hip_roll_link"/>
+    <child link="left_hip_yaw_link"/>
+    <axis xyz="0 0 1"/>
+    <limit lower="-2.7576" upper="2.7576" effort="88" velocity="32"/>
+  </joint>
+  <link name="left_knee_link">
+    <inertial>
+      <origin xyz="0.005457 0.003964 -0.12074" rpy="0 0 0"/>
+      <mass value="1.932"/>
+      <inertia ixx="0.011329" ixy="4.82E-05" ixz="-4.49E-05" iyy="0.011277" iyz="-0.0007146" izz="0.0015168"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_knee_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_knee_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_knee_joint" type="revolute">
+    <origin xyz="-0.078273 0.0021489 -0.17734" rpy="0 0.1749 0"/>
+    <parent link="left_hip_yaw_link"/>
+    <child link="left_knee_link"/>
+    <axis xyz="0 1 0"/>
+    <limit lower="-0.087267" upper="2.8798" effort="139" velocity="20"/>
+  </joint>
+  <link name="left_ankle_pitch_link">
+    <inertial>
+      <origin xyz="-0.007269 0 0.011137" rpy="0 0 0"/>
+      <mass value="0.074"/>
+      <inertia ixx="8.4E-06" ixy="0" ixz="-2.9E-06" iyy="1.89E-05" iyz="0" izz="1.26E-05"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_ankle_pitch_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_ankle_pitch_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_ankle_pitch_joint" type="revolute">
+    <origin xyz="0 -9.4445E-05 -0.30001" rpy="0 0 0"/>
+    <parent link="left_knee_link"/>
+    <child link="left_ankle_pitch_link"/>
+    <axis xyz="0 1 0"/>
+    <limit lower="-0.87267" upper="0.5236" effort="50" velocity="37"/>
+  </joint>
+  <link name="left_ankle_roll_link">
+    <inertial>
+      <origin xyz="0.026505 0 -0.016425" rpy="0 0 0"/>
+      <mass value="0.608"/>
+      <inertia ixx="0.0002231" ixy="2E-07" ixz="8.91E-05" iyy="0.0016161" iyz="-1E-07" izz="0.0016667"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_ankle_roll_link.STL"/>
+      </geometry>
+      <material name="dark">
+        <color rgba="0.2 0.2 0.2 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="-0.05 0.025 -0.03" rpy="0 0 0"/>
+      <geometry>
+        <sphere radius="0.005"/>
+      </geometry>
+    </collision>
+    <collision>
+      <origin xyz="-0.05 -0.025 -0.03" rpy="0 0 0"/>
+      <geometry>
+        <sphere radius="0.005"/>
+      </geometry>
+    </collision>
+    <collision>
+      <origin xyz="0.12 0.03 -0.03" rpy="0 0 0"/>
+      <geometry>
+        <sphere radius="0.005"/>
+      </geometry>
+    </collision>
+    <collision>
+      <origin xyz="0.12 -0.03 -0.03" rpy="0 0 0"/>
+      <geometry>
+        <sphere radius="0.005"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_ankle_roll_joint" type="revolute">
+    <origin xyz="0 0 -0.017558" rpy="0 0 0"/>
+    <parent link="left_ankle_pitch_link"/>
+    <child link="left_ankle_roll_link"/>
+    <axis xyz="1 0 0"/>
+    <limit lower="-0.2618" upper="0.2618" effort="50" velocity="37"/>
+  </joint>
+  <link name="right_hip_pitch_link">
+    <inertial>
+      <origin xyz="0.002741 -0.047791 -0.02606" rpy="0 0 0"/>
+      <mass value="1.35"/>
+      <inertia ixx="0.001811" ixy="-3.68E-05" ixz="-3.44E-05" iyy="0.0014193" iyz="-0.000171" izz="0.0012812"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_hip_pitch_link.STL"/>
+      </geometry>
+      <material name="dark">
+        <color rgba="0.2 0.2 0.2 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_hip_pitch_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_hip_pitch_joint" type="revolute">
+    <origin xyz="0 -0.064452 -0.1027" rpy="0 0 0"/>
+    <parent link="pelvis"/>
+    <child link="right_hip_pitch_link"/>
+    <axis xyz="0 1 0"/>
+    <limit lower="-2.5307" upper="2.8798" effort="88" velocity="32"/>
+  </joint>
+  <link name="right_hip_roll_link">
+    <inertial>
+      <origin xyz="0.029812 0.001045 -0.087934" rpy="0 0 0"/>
+      <mass value="1.52"/>
+      <inertia ixx="0.0023773" ixy="3.8E-06" ixz="-0.0003908" iyy="0.0024123" iyz="-1.84E-05" izz="0.0016595"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_hip_roll_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_hip_roll_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_hip_roll_joint" type="revolute">
+    <origin xyz="0 -0.052 -0.030465" rpy="0 -0.1749 0"/>
+    <parent link="right_hip_pitch_link"/>
+    <child link="right_hip_roll_link"/>
+    <axis xyz="1 0 0"/>
+    <limit lower="-2.9671" upper="0.5236" effort="139" velocity="20"/>
+  </joint>
+  <link name="right_hip_yaw_link">
+    <inertial>
+      <origin xyz="-0.057709 0.010981 -0.15078" rpy="0 0 0"/>
+      <mass value="1.702"/>
+      <inertia ixx="0.0057774" ixy="0.0005411" ixz="-0.0023948" iyy="0.0076124" iyz="0.0007072" izz="0.003149"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_hip_yaw_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_hip_yaw_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_hip_yaw_joint" type="revolute">
+    <origin xyz="0.025001 0 -0.12412" rpy="0 0 0"/>
+    <parent link="right_hip_roll_link"/>
+    <child link="right_hip_yaw_link"/>
+    <axis xyz="0 0 1"/>
+    <limit lower="-2.7576" upper="2.7576" effort="88" velocity="32"/>
+  </joint>
+  <link name="right_knee_link">
+    <inertial>
+      <origin xyz="0.005457 -0.003964 -0.12074" rpy="0 0 0"/>
+      <mass value="1.932"/>
+      <inertia ixx="0.011329" ixy="-4.82E-05" ixz="4.49E-05" iyy="0.011277" iyz="0.0007146" izz="0.0015168"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_knee_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_knee_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_knee_joint" type="revolute">
+    <origin xyz="-0.078273 -0.0021489 -0.17734" rpy="0 0.1749 0"/>
+    <parent link="right_hip_yaw_link"/>
+    <child link="right_knee_link"/>
+    <axis xyz="0 1 0"/>
+    <limit lower="-0.087267" upper="2.8798" effort="139" velocity="20"/>
+  </joint>
+  <link name="right_ankle_pitch_link">
+    <inertial>
+      <origin xyz="-0.007269 0 0.011137" rpy="0 0 0"/>
+      <mass value="0.074"/>
+      <inertia ixx="8.4E-06" ixy="0" ixz="-2.9E-06" iyy="1.89E-05" iyz="0" izz="1.26E-05"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_ankle_pitch_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_ankle_pitch_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_ankle_pitch_joint" type="revolute">
+    <origin xyz="0 9.4445E-05 -0.30001" rpy="0 0 0"/>
+    <parent link="right_knee_link"/>
+    <child link="right_ankle_pitch_link"/>
+    <axis xyz="0 1 0"/>
+    <limit lower="-0.87267" upper="0.5236" effort="50" velocity="37"/>
+  </joint>
+  <link name="right_ankle_roll_link">
+    <inertial>
+      <origin xyz="0.026505 0 -0.016425" rpy="0 0 0"/>
+      <mass value="0.608"/>
+      <inertia ixx="0.0002231" ixy="-2E-07" ixz="8.91E-05" iyy="0.0016161" iyz="1E-07" izz="0.0016667"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_ankle_roll_link.STL"/>
+      </geometry>
+      <material name="dark">
+        <color rgba="0.2 0.2 0.2 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="-0.05 0.025 -0.03" rpy="0 0 0"/>
+      <geometry>
+        <sphere radius="0.005"/>
+      </geometry>
+    </collision>
+    <collision>
+      <origin xyz="-0.05 -0.025 -0.03" rpy="0 0 0"/>
+      <geometry>
+        <sphere radius="0.005"/>
+      </geometry>
+    </collision>
+    <collision>
+      <origin xyz="0.12 0.03 -0.03" rpy="0 0 0"/>
+      <geometry>
+        <sphere radius="0.005"/>
+      </geometry>
+    </collision>
+    <collision>
+      <origin xyz="0.12 -0.03 -0.03" rpy="0 0 0"/>
+      <geometry>
+        <sphere radius="0.005"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_ankle_roll_joint" type="revolute">
+    <origin xyz="0 0 -0.017558" rpy="0 0 0"/>
+    <parent link="right_ankle_pitch_link"/>
+    <child link="right_ankle_roll_link"/>
+    <axis xyz="1 0 0"/>
+    <limit lower="-0.2618" upper="0.2618" effort="50" velocity="37"/>
+  </joint>
+
+  <!-- Torso -->
+  <link name="waist_yaw_link">
+    <inertial>
+      <origin xyz="0.003494 0.000233 0.018034" rpy="0 0 0"/>
+      <mass value="0.214"/>
+      <inertia ixx="0.00010673" ixy="2.703E-06" ixz="-7.631E-06" iyy="0.00010422" iyz="-2.01E-07" izz="0.0001625"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/waist_yaw_link_rev_1_0.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+  </link>
+  <joint name="waist_yaw_joint" type="revolute">
+    <origin xyz="0 0 0" rpy="0 0 0"/>
+    <parent link="pelvis"/>
+    <child link="waist_yaw_link"/>
+    <axis xyz="0 0 1"/>
+    <limit lower="-2.618" upper="2.618" effort="88" velocity="32"/>
+  </joint>
+  <link name="waist_roll_link">
+    <inertial>
+      <origin xyz="0 2.3E-05 0" rpy="0 0 0"/>
+      <mass value="0.086"/>
+      <inertia ixx="7.079E-06" ixy="0" ixz="0" iyy="6.339E-06" iyz="0" izz="8.245E-06"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/waist_roll_link_rev_1_0.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+  </link>
+  <joint name="waist_roll_joint" type="revolute">
+    <origin xyz="-0.0039635 0 0.044" rpy="0 0 0"/>
+    <parent link="waist_yaw_link"/>
+    <child link="waist_roll_link"/>
+    <axis xyz="1 0 0"/>
+    <limit lower="-0.52" upper="0.52" effort="50" velocity="37"/>
+  </joint>
+  <link name="torso_link">
+    <inertial>
+      <origin xyz="0.000931 0.000346 0.15082" rpy="0 0 0"/>
+      <mass value="6.78"/>
+      <inertia ixx="0.05905" ixy="3.3302E-05" ixz="-0.0017715" iyy="0.047014" iyz="-2.2399E-05" izz="0.025652"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/torso_link_rev_1_0.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/torso_link_rev_1_0.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="waist_pitch_joint" type="revolute">
+    <origin xyz="0 0 0" rpy="0 0 0"/>
+    <parent link="waist_roll_link"/>
+    <child link="torso_link"/>
+    <axis xyz="0 1 0"/>
+    <limit lower="-0.52" upper="0.52" effort="50" velocity="37"/>
+  </joint>
+
+  <!-- LOGO -->
+  <joint name="logo_joint" type="fixed">
+    <origin xyz="0.0039635 0 -0.044" rpy="0 0 0"/>
+    <parent link="torso_link"/>
+    <child link="logo_link"/>
+  </joint>
+  <link name="logo_link">
+    <inertial>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <mass value="0.001"/>
+      <inertia ixx="1e-7" ixy="0" ixz="0" iyy="1e-7" iyz="0" izz="1e-7"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/logo_link.STL"/>
+      </geometry>
+      <material name="dark">
+        <color rgba="0.2 0.2 0.2 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/logo_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+
+  <!-- Head -->
+  <link name="head_link">
+    <inertial>
+      <origin xyz="0.005267 0.000299 0.449869" rpy="0 0 0"/>
+      <mass value="1.036"/>
+      <inertia ixx="0.004085051" ixy="-2.543E-06" ixz="-6.9455E-05" iyy="0.004185212" iyz="-3.726E-06" izz="0.001807911"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/head_link.STL"/>
+      </geometry>
+      <material name="dark">
+        <color rgba="0.2 0.2 0.2 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/head_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="head_joint" type="fixed">
+    <origin xyz="0.0039635 0 -0.044" rpy="0 0 0"/>
+    <parent link="torso_link"/>
+    <child link="head_link"/>
+  </joint>
+
+
+  <!-- IMU -->
+  <link name="imu_in_torso"></link>
+  <joint name="imu_in_torso_joint" type="fixed">
+    <origin xyz="-0.03959 -0.00224 0.14792" rpy="0 0 0"/>
+    <parent link="torso_link"/>
+    <child link="imu_in_torso"/>
+  </joint>
+
+  <link name="imu_in_pelvis"></link>
+  <joint name="imu_in_pelvis_joint" type="fixed">
+    <origin xyz="0.04525 0 -0.08339" rpy="0 0 0"/>
+    <parent link="pelvis"/>
+    <child link="imu_in_pelvis"/>
+  </joint>
+
+  <!-- d435 -->
+  <link name="d435_link"></link>
+  <joint name="d435_joint" type="fixed">
+    <origin xyz="0.0576235 0.01753 0.42987" rpy="0 0.8307767239493009 0"/>
+    <parent link="torso_link"/>
+    <child link="d435_link"/>
+  </joint>
+
+  <!-- mid360 -->
+  <link name="mid360_link"></link>
+  <joint name="mid360_joint" type="fixed">
+    <origin xyz="0.0002835 0.00003 0.41618" rpy="0 0.04014257279586953 0"/>
+    <parent link="torso_link"/>
+    <child link="mid360_link"/>
+  </joint>
+
+  <!-- Arm -->
+  <link name="left_shoulder_pitch_link">
+    <inertial>
+      <origin xyz="0 0.035892 -0.011628" rpy="0 0 0"/>
+      <mass value="0.718"/>
+      <inertia ixx="0.0004291" ixy="-9.2E-06" ixz="6.4E-06" iyy="0.000453" iyz="2.26E-05" izz="0.000423"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_shoulder_pitch_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0.04 -0.01" rpy="0 1.5707963267948966 0"/>
+      <geometry>
+        <cylinder radius="0.03" length="0.05"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_shoulder_pitch_joint" type="revolute">
+    <origin xyz="0.0039563 0.10022 0.24778" rpy="0.27931 5.4949E-05 -0.00019159"/>
+    <parent link="torso_link"/>
+    <child link="left_shoulder_pitch_link"/>
+    <axis xyz="0 1 0"/>
+    <limit lower="-3.0892" upper="2.6704" effort="25" velocity="37"/>
+  </joint>
+  <link name="left_shoulder_roll_link">
+    <inertial>
+      <origin xyz="-0.000227 0.00727 -0.063243" rpy="0 0 0"/>
+      <mass value="0.643"/>
+      <inertia ixx="0.0006177" ixy="-1E-06" ixz="8.7E-06" iyy="0.0006912" iyz="-5.3E-06" izz="0.0003894"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_shoulder_roll_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="-0.004 0.006 -0.053" rpy="0 0 0"/>
+      <geometry>
+        <cylinder radius="0.03" length="0.03"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_shoulder_roll_joint" type="revolute">
+    <origin xyz="0 0.038 -0.013831" rpy="-0.27925 0 0"/>
+    <parent link="left_shoulder_pitch_link"/>
+    <child link="left_shoulder_roll_link"/>
+    <axis xyz="1 0 0"/>
+    <limit lower="-1.5882" upper="2.2515" effort="25" velocity="37"/>
+  </joint>
+  <link name="left_shoulder_yaw_link">
+    <inertial>
+      <origin xyz="0.010773 -0.002949 -0.072009" rpy="0 0 0"/>
+      <mass value="0.734"/>
+      <inertia ixx="0.0009988" ixy="7.9E-06" ixz="0.0001412" iyy="0.0010605" iyz="-2.86E-05" izz="0.0004354"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_shoulder_yaw_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_shoulder_yaw_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_shoulder_yaw_joint" type="revolute">
+    <origin xyz="0 0.00624 -0.1032" rpy="0 0 0"/>
+    <parent link="left_shoulder_roll_link"/>
+    <child link="left_shoulder_yaw_link"/>
+    <axis xyz="0 0 1"/>
+    <limit lower="-2.618" upper="2.618" effort="25" velocity="37"/>
+  </joint>
+  <link name="left_elbow_link">
+    <inertial>
+      <origin xyz="0.064956 0.004454 -0.010062" rpy="0 0 0"/>
+      <mass value="0.6"/>
+      <inertia ixx="0.0002891" ixy="6.53E-05" ixz="1.72E-05" iyy="0.0004152" iyz="-5.6E-06" izz="0.0004197"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_elbow_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_elbow_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_elbow_joint" type="revolute">
+    <origin xyz="0.015783 0 -0.080518" rpy="0 0 0"/>
+    <parent link="left_shoulder_yaw_link"/>
+    <child link="left_elbow_link"/>
+    <axis xyz="0 1 0"/>
+    <limit lower="-1.0472" upper="2.0944" effort="25" velocity="37"/>
+  </joint>
+  <joint name="left_wrist_roll_joint" type="revolute">
+    <origin xyz="0.100 0.00188791 -0.010" rpy="0 0 0"/>
+    <axis xyz="1 0 0"/>
+    <parent link="left_elbow_link"/>
+    <child link="left_wrist_roll_link"/>
+    <limit effort="25" velocity="37" lower="-1.972222054" upper="1.972222054"/>
+  </joint>
+  <link name="left_wrist_roll_link">
+    <inertial>
+      <origin xyz="0.01713944778 0.00053759094 0.00000048864" rpy="0 0 0"/>
+      <mass value="0.08544498"/>
+      <inertia ixx="0.00004821544023" ixy="-0.00000424511021" ixz="0.00000000510599" iyy="0.00003722899093" iyz="-0.00000000123525" izz="0.00005482106541"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_wrist_roll_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_wrist_roll_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_wrist_pitch_joint" type="revolute">
+    <origin xyz="0.038 0 0" rpy="0 0 0"/>
+    <axis xyz="0 1 0"/>
+    <parent link="left_wrist_roll_link"/>
+    <child link="left_wrist_pitch_link"/>
+    <limit effort="5" velocity="22" lower="-1.614429558" upper="1.614429558"/>
+  </joint>
+  <link name="left_wrist_pitch_link">
+    <inertial>
+      <origin xyz="0.02299989837 -0.00111685314 -0.00111658096" rpy="0 0 0"/>
+      <mass value="0.48404956"/>
+      <inertia ixx="0.00016579646273" ixy="-0.00001231206746" ixz="0.00001231699194" iyy="0.00042954057410" iyz="0.00000081417712" izz="0.00042953697654"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_wrist_pitch_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_wrist_pitch_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_wrist_yaw_joint" type="revolute">
+    <origin xyz="0.046 0 0" rpy="0 0 0"/>
+    <axis xyz="0 0 1"/>
+    <parent link="left_wrist_pitch_link"/>
+    <child link="left_wrist_yaw_link"/>
+    <limit effort="5" velocity="22" lower="-1.614429558" upper="1.614429558"/>
+  </joint>
+  <link name="left_wrist_yaw_link">
+    <inertial>
+      <origin xyz="0.02200381568 0.00049485096 0.00053861123" rpy="0 0 0"/>
+      <mass value="0.08457647"/>
+      <inertia ixx="0.00004929128828" ixy="-0.00000045735494" ixz="0.00000445867591" iyy="0.00005973338134" iyz="0.00000043217198" izz="0.00003928083826"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_wrist_yaw_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/left_wrist_yaw_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="left_tray_holder_joint" type="fixed">
+    <origin xyz="0.0414958 -0.0000038 -0.0000005" rpy="-0.0000601 -0.0000552 0.0001914"/>
+    <parent link="left_wrist_yaw_link"/>
+    <child link="left_tray_holder_link"/>
+  </joint>
+  <link name="left_tray_holder_link">
+    <inertial>
+      <origin xyz="0.0271806 -0.0053136 0.0353405" rpy="0. 0. 0."/>
+      <mass value="0.2"/>
+      <inertia ixx="0.0002997" ixy="-0.0000718" ixz="-0.0000329" iyy="0.0006443" iyz="-0.0000102" izz="0.0007739"/>
+    </inertial>
+    <visual>
+      <origin xyz="0. 0. 0." rpy="-1.5707964 1.5707964 0. "/>
+      <geometry>
+        <mesh filename="meshes/left_tray_holder_link_node__mesh_.obj" scale="1. 1. 1."/>
+      </geometry>
+    </visual>
+    <collision>
+      <origin xyz="0. 0. 0." rpy="-1.5707964 1.5707964 0. "/>
+      <geometry>
+        <mesh filename="meshes/left_tray_holder_link_node__mesh_.obj" scale="1. 1. 1."/>
+      </geometry>
+    </collision>
+  </link>
+  <link name="right_shoulder_pitch_link">
+    <inertial>
+      <origin xyz="0 -0.035892 -0.011628" rpy="0 0 0"/>
+      <mass value="0.718"/>
+      <inertia ixx="0.0004291" ixy="9.2E-06" ixz="6.4E-06" iyy="0.000453" iyz="-2.26E-05" izz="0.000423"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_shoulder_pitch_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 -0.04 -0.01" rpy="0 1.5707963267948966 0"/>
+      <geometry>
+        <cylinder radius="0.03" length="0.05"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_shoulder_pitch_joint" type="revolute">
+    <origin xyz="0.0039563 -0.10021 0.24778" rpy="-0.27931 5.4949E-05 0.00019159"/>
+    <parent link="torso_link"/>
+    <child link="right_shoulder_pitch_link"/>
+    <axis xyz="0 1 0"/>
+    <limit lower="-3.0892" upper="2.6704" effort="25" velocity="37"/>
+  </joint>
+  <link name="right_shoulder_roll_link">
+    <inertial>
+      <origin xyz="-0.000227 -0.00727 -0.063243" rpy="0 0 0"/>
+      <mass value="0.643"/>
+      <inertia ixx="0.0006177" ixy="1E-06" ixz="8.7E-06" iyy="0.0006912" iyz="5.3E-06" izz="0.0003894"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_shoulder_roll_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="-0.004 -0.006 -0.053" rpy="0 0 0"/>
+      <geometry>
+        <cylinder radius="0.03" length="0.03"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_shoulder_roll_joint" type="revolute">
+    <origin xyz="0 -0.038 -0.013831" rpy="0.27925 0 0"/>
+    <parent link="right_shoulder_pitch_link"/>
+    <child link="right_shoulder_roll_link"/>
+    <axis xyz="1 0 0"/>
+    <limit lower="-2.2515" upper="1.5882" effort="25" velocity="37"/>
+  </joint>
+  <link name="right_shoulder_yaw_link">
+    <inertial>
+      <origin xyz="0.010773 0.002949 -0.072009" rpy="0 0 0"/>
+      <mass value="0.734"/>
+      <inertia ixx="0.0009988" ixy="-7.9E-06" ixz="0.0001412" iyy="0.0010605" iyz="2.86E-05" izz="0.0004354"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_shoulder_yaw_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_shoulder_yaw_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_shoulder_yaw_joint" type="revolute">
+    <origin xyz="0 -0.00624 -0.1032" rpy="0 0 0"/>
+    <parent link="right_shoulder_roll_link"/>
+    <child link="right_shoulder_yaw_link"/>
+    <axis xyz="0 0 1"/>
+    <limit lower="-2.618" upper="2.618" effort="25" velocity="37"/>
+  </joint>
+  <link name="right_elbow_link">
+    <inertial>
+      <origin xyz="0.064956 -0.004454 -0.010062" rpy="0 0 0"/>
+      <mass value="0.6"/>
+      <inertia ixx="0.0002891" ixy="-6.53E-05" ixz="1.72E-05" iyy="0.0004152" iyz="5.6E-06" izz="0.0004197"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_elbow_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_elbow_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_elbow_joint" type="revolute">
+    <origin xyz="0.015783 0 -0.080518" rpy="0 0 0"/>
+    <parent link="right_shoulder_yaw_link"/>
+    <child link="right_elbow_link"/>
+    <axis xyz="0 1 0"/>
+    <limit lower="-1.0472" upper="2.0944" effort="25" velocity="37"/>
+  </joint>
+  <joint name="right_wrist_roll_joint" type="revolute">
+    <origin xyz="0.100 -0.00188791 -0.010" rpy="0 0 0"/>
+    <axis xyz="1 0 0"/>
+    <parent link="right_elbow_link"/>
+    <child link="right_wrist_roll_link"/>
+    <limit effort="25" velocity="37" lower="-1.972222054" upper="1.972222054"/>
+  </joint>
+  <link name="right_wrist_roll_link">
+    <inertial>
+      <origin xyz="0.01713944778 -0.00053759094 0.00000048864" rpy="0 0 0"/>
+      <mass value="0.08544498"/>
+      <inertia ixx="0.00004821544023" ixy="0.00000424511021" ixz="0.00000000510599" iyy="0.00003722899093" iyz="0.00000000123525" izz="0.00005482106541"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_wrist_roll_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_wrist_roll_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_wrist_pitch_joint" type="revolute">
+    <origin xyz="0.038 0 0" rpy="0 0 0"/>
+    <axis xyz="0 1 0"/>
+    <parent link="right_wrist_roll_link"/>
+    <child link="right_wrist_pitch_link"/>
+    <limit effort="5" velocity="22" lower="-1.614429558" upper="1.614429558"/>
+  </joint>
+  <link name="right_wrist_pitch_link">
+    <inertial>
+      <origin xyz="0.02299989837 0.00111685314 -0.00111658096" rpy="0 0 0"/>
+      <mass value="0.48404956"/>
+      <inertia ixx="0.00016579646273" ixy="0.00001231206746" ixz="0.00001231699194" iyy="0.00042954057410" iyz="-0.00000081417712" izz="0.00042953697654"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_wrist_pitch_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_wrist_pitch_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_wrist_yaw_joint" type="revolute">
+    <origin xyz="0.046 0 0" rpy="0 0 0"/>
+    <axis xyz="0 0 1"/>
+    <parent link="right_wrist_pitch_link"/>
+    <child link="right_wrist_yaw_link"/>
+    <limit effort="5" velocity="22" lower="-1.614429558" upper="1.614429558"/>
+  </joint>
+  <link name="right_wrist_yaw_link">
+    <inertial>
+      <origin xyz="0.02200381568 -0.00049485096 0.00053861123" rpy="0 0 0"/>
+      <mass value="0.08457647"/>
+      <inertia ixx="0.00004929128828" ixy="0.00000045735494" ixz="0.00000445867591" iyy="0.00005973338134" iyz="-0.00000043217198" izz="0.00003928083826"/>
+    </inertial>
+    <visual>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_wrist_yaw_link.STL"/>
+      </geometry>
+      <material name="white">
+        <color rgba="0.7 0.7 0.7 1"/>
+      </material>
+    </visual>
+    <collision>
+      <origin xyz="0 0 0" rpy="0 0 0"/>
+      <geometry>
+        <mesh filename="meshes/right_wrist_yaw_link.STL"/>
+      </geometry>
+    </collision>
+  </link>
+  <joint name="right_tray_holder_joint" type="fixed">
+    <origin xyz="0.0414958 0.0000038 -0.0000005" rpy="0.0000601 -0.0000551 -0.0001914"/>
+    <parent link="right_wrist_yaw_link"/>
+    <child link="right_tray_holder_link"/>
+  </joint>
+  <link name="right_tray_holder_link">
+    <inertial>
+      <origin xyz="0.0270675 0.0076252 0.0357128" rpy="0. 0. 0."/>
+      <mass value="0.2"/>
+      <inertia ixx="0.000303" ixy="0.0000745" ixz="-0.0000335" iyy="0.0006456" iyz="0.0000118" izz="0.000789"/>
+    </inertial>
+    <visual>
+      <origin xyz="0. 0. 0." rpy="-1.5707964 1.5707964 0. "/>
+      <geometry>
+        <mesh filename="meshes/right_tray_holder_link_node__mesh_.obj" scale="1. 1. 1."/>
+      </geometry>
+    </visual>
+    <collision>
+      <origin xyz="0. 0. 0." rpy="-1.5707964 1.5707964 0. "/>
+      <geometry>
+        <mesh filename="meshes/right_tray_holder_link_node__mesh_.obj" scale="1. 1. 1."/>
+      </geometry>
+    </collision>
+  </link>
+</robot>

g1_description/g1_tray_holder.xml

@@ -0,0 +1,450 @@
+<mujoco model="g1_tray_holder">
+  <compiler angle="radian" meshdir="meshes/"/>
+
+  <default>
+    <default class="torso_motor">
+      <joint damping="0.05" armature="0.01" frictionloss="0.2"/>
+    </default>
+    <default class="leg_motor">
+      <joint damping="0.05" armature="0.01" frictionloss="0.2"/>
+    </default>
+    <default class="ankle_motor">
+      <joint damping="0.05" armature="0.01" frictionloss="0.2"/>
+    </default>
+    <default class="arm_motor">
+      <joint damping="0.05" armature="0.01" frictionloss="0.2"/>
+    </default>
+    <default class="wrist_motor">
+      <joint damping="0.05" armature="0.01" frictionloss="0.1"/>
+    </default>
+    
+  </default>
+
+  <asset>
+    <mesh name="pelvis" file="pelvis.STL"/>
+    <mesh name="pelvis_contour_link" file="pelvis_contour_link.STL"/>
+    <mesh name="left_hip_pitch_link" file="left_hip_pitch_link.STL"/>
+    <mesh name="left_hip_roll_link" file="left_hip_roll_link.STL"/>
+    <mesh name="left_hip_yaw_link" file="left_hip_yaw_link.STL"/>
+    <mesh name="left_knee_link" file="left_knee_link.STL"/>
+    <mesh name="left_ankle_pitch_link" file="left_ankle_pitch_link.STL"/>
+    <mesh name="left_ankle_roll_link" file="left_ankle_roll_link.STL"/>
+    <mesh name="right_hip_pitch_link" file="right_hip_pitch_link.STL"/>
+    <mesh name="right_hip_roll_link" file="right_hip_roll_link.STL"/>
+    <mesh name="right_hip_yaw_link" file="right_hip_yaw_link.STL"/>
+    <mesh name="right_knee_link" file="right_knee_link.STL"/>
+    <mesh name="right_ankle_pitch_link" file="right_ankle_pitch_link.STL"/>
+    <mesh name="right_ankle_roll_link" file="right_ankle_roll_link.STL"/>
+    <mesh name="waist_yaw_link_rev_1_0" file="waist_yaw_link_rev_1_0.STL"/>
+    <mesh name="waist_roll_link_rev_1_0" file="waist_roll_link_rev_1_0.STL"/>
+    <mesh name="torso_link_rev_1_0" file="torso_link_rev_1_0.STL"/>
+    <mesh name="logo_link" file="logo_link.STL"/>
+    <mesh name="head_link" file="head_link.STL"/>
+    <mesh name="left_shoulder_pitch_link" file="left_shoulder_pitch_link.STL"/>
+    <mesh name="left_shoulder_roll_link" file="left_shoulder_roll_link.STL"/>
+    <mesh name="left_shoulder_yaw_link" file="left_shoulder_yaw_link.STL"/>
+    <mesh name="left_elbow_link" file="left_elbow_link.STL"/>
+    <mesh name="left_wrist_roll_link" file="left_wrist_roll_link.STL"/>
+    <mesh name="left_wrist_pitch_link" file="left_wrist_pitch_link.STL"/>
+    <mesh name="left_wrist_yaw_link" file="left_wrist_yaw_link.STL"/>
+    <mesh name="left_tray_holder_link_node__mesh_" file="tray_holder_side_left.stl"/>
+    <mesh name="right_shoulder_pitch_link" file="right_shoulder_pitch_link.STL"/>
+    <mesh name="right_shoulder_roll_link" file="right_shoulder_roll_link.STL"/>
+    <mesh name="right_shoulder_yaw_link" file="right_shoulder_yaw_link.STL"/>
+    <mesh name="right_elbow_link" file="right_elbow_link.STL"/>
+    <mesh name="right_wrist_roll_link" file="right_wrist_roll_link.STL"/>
+    <mesh name="right_wrist_pitch_link" file="right_wrist_pitch_link.STL"/>
+    <mesh name="right_wrist_yaw_link" file="right_wrist_yaw_link.STL"/>
+    <mesh name="right_tray_holder_link_node__mesh_" file="tray_holder_side_right.stl"/>
+  </asset>
+
+  <worldbody>
+    <body name="pelvis" pos="0 0 0.793">
+      <site name="imu_in_pelvis" size="0.01" pos="0.04525 0 -0.08339"/>
+      <inertial pos="0 0 -0.0760301" quat="1 0 -0.000398273 0" mass="3.814" diaginertia="0.0105549 0.00931478 0.0079185"/>
+      <joint name="floating_base_joint" type="free" limited="false" actuatorfrclimited="false"/>
+      <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.2 0.2 0.2 1" mesh="pelvis"/>
+      <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="pelvis_contour_link"/>
+      <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="pelvis_contour_link"/>
+      <body name="left_hip_pitch_link" pos="0 0.064452 -0.1027">
+        <inertial pos="0.002741 0.047791 -0.02606" quat="0.954862 0.293964 0.0302556 0.030122" mass="1.35" diaginertia="0.00181517 0.00153422 0.00116212"/>
+        <joint name="left_hip_pitch_joint" pos="0 0 0" axis="0 1 0" range="-2.5307 2.8798"
+          actuatorfrcrange="-88 88" class="leg_motor" />
+        <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.2 0.2 0.2 1" mesh="left_hip_pitch_link"/>
+        <geom type="mesh" rgba="0.2 0.2 0.2 1" mesh="left_hip_pitch_link"/>
+        <body name="left_hip_roll_link" pos="0 0.052 -0.030465" quat="0.996179 0 -0.0873386 0">
+          <inertial pos="0.029812 -0.001045 -0.087934" quat="0.977808 -1.97119e-05 0.205576 -0.0403793" mass="1.52" diaginertia="0.00254986 0.00241169 0.00148755"/>
+          <joint name="left_hip_roll_joint" pos="0 0 0" axis="1 0 0" range="-0.5236 2.9671"
+            actuatorfrcrange="-88 88" class="leg_motor" />
+          <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="left_hip_roll_link"/>
+          <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="left_hip_roll_link"/>
+          <body name="left_hip_yaw_link" pos="0.025001 0 -0.12412">
+            <inertial pos="-0.057709 -0.010981 -0.15078" quat="0.600598 0.15832 0.223482 0.751181" mass="1.702" diaginertia="0.00776166 0.00717575 0.00160139"/>
+            <joint name="left_hip_yaw_joint" pos="0 0 0" axis="0 0 1" range="-2.7576 2.7576"
+              actuatorfrcrange="-88 88" class="leg_motor" />
+            <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="left_hip_yaw_link"/>
+            <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="left_hip_yaw_link"/>
+            <body name="left_knee_link" pos="-0.078273 0.0021489 -0.17734" quat="0.996179 0 0.0873386 0">
+              <inertial pos="0.005457 0.003964 -0.12074" quat="0.923418 -0.0327699 0.0158246 0.382067" mass="1.932" diaginertia="0.0113804 0.0112778 0.00146458"/>
+              <joint name="left_knee_joint" pos="0 0 0" axis="0 1 0" range="-0.087267 2.8798"
+                actuatorfrcrange="-139 139" class="leg_motor" />
+              <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="left_knee_link"/>
+              <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="left_knee_link"/>
+              <body name="left_ankle_pitch_link" pos="0 -9.4445e-05 -0.30001">
+                <inertial pos="-0.007269 0 0.011137" quat="0.603053 0.369225 0.369225 0.603053" mass="0.074" diaginertia="1.89e-05 1.40805e-05 6.9195e-06"/>
+                <joint name="left_ankle_pitch_joint" pos="0 0 0" axis="0 1 0"
+                  range="-0.87267 0.5236" actuatorfrcrange="-50 50"  class="ankle_motor"/>/>
+                <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="left_ankle_pitch_link"/>
+                <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="left_ankle_pitch_link"/>
+                <body name="left_ankle_roll_link" pos="0 0 -0.017558">
+                  <inertial pos="0.026505 0 -0.016425" quat="-0.000481092 0.728482 -0.000618967 0.685065" mass="0.608" diaginertia="0.00167218 0.0016161 0.000217621"/>
+                  <joint name="left_ankle_roll_joint" pos="0 0 0" axis="1 0 0"
+                    range="-0.2618 0.2618" actuatorfrcrange="-50 50" class="ankle_motor"/>
+                  <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.2 0.2 0.2 1" mesh="left_ankle_roll_link"/>
+                  <geom size="0.005" pos="-0.05 0.025 -0.03" rgba="0.2 0.2 0.2 1"/>
+                  <geom size="0.005" pos="-0.05 -0.025 -0.03" rgba="0.2 0.2 0.2 1"/>
+                  <geom size="0.005" pos="0.12 0.03 -0.03" rgba="0.2 0.2 0.2 1"/>
+                  <geom size="0.005" pos="0.12 -0.03 -0.03" rgba="0.2 0.2 0.2 1"/>
+                </body>
+              </body>
+            </body>
+          </body>
+        </body>
+      </body>
+      <body name="right_hip_pitch_link" pos="0 -0.064452 -0.1027">
+        <inertial pos="0.002741 -0.047791 -0.02606" quat="0.954862 -0.293964 0.0302556 -0.030122" mass="1.35" diaginertia="0.00181517 0.00153422 0.00116212"/>
+        <joint name="right_hip_pitch_joint" pos="0 0 0" axis="0 1 0" range="-2.5307 2.8798"
+          actuatorfrcrange="-88 88" class="leg_motor" />
+        <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.2 0.2 0.2 1" mesh="right_hip_pitch_link"/>
+        <geom type="mesh" rgba="0.2 0.2 0.2 1" mesh="right_hip_pitch_link"/>
+        <body name="right_hip_roll_link" pos="0 -0.052 -0.030465" quat="0.996179 0 -0.0873386 0">
+          <inertial pos="0.029812 0.001045 -0.087934" quat="0.977808 1.97119e-05 0.205576 0.0403793" mass="1.52" diaginertia="0.00254986 0.00241169 0.00148755"/>
+          <joint name="right_hip_roll_joint" pos="0 0 0" axis="1 0 0" range="-2.9671 0.5236"
+            actuatorfrcrange="-88 88" class="leg_motor" />
+          <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="right_hip_roll_link"/>
+          <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="right_hip_roll_link"/>
+          <body name="right_hip_yaw_link" pos="0.025001 0 -0.12412">
+            <inertial pos="-0.057709 0.010981 -0.15078" quat="0.751181 0.223482 0.15832 0.600598" mass="1.702" diaginertia="0.00776166 0.00717575 0.00160139"/>
+            <joint name="right_hip_yaw_joint" pos="0 0 0" axis="0 0 1" range="-2.7576 2.7576"
+              actuatorfrcrange="-88 88" class="leg_motor" />
+            <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="right_hip_yaw_link"/>
+            <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="right_hip_yaw_link"/>
+            <body name="right_knee_link" pos="-0.078273 -0.0021489 -0.17734" quat="0.996179 0 0.0873386 0">
+              <inertial pos="0.005457 -0.003964 -0.12074" quat="0.923439 0.0345276 0.0116333 -0.382012" mass="1.932" diaginertia="0.011374 0.0112843 0.00146452"/>
+              <joint name="right_knee_joint" pos="0 0 0" axis="0 1 0" range="-0.087267 2.8798"
+                actuatorfrcrange="-139 139" class="leg_motor" />
+              <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="right_knee_link"/>
+              <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="right_knee_link"/>
+              <body name="right_ankle_pitch_link" pos="0 9.4445e-05 -0.30001">
+                <inertial pos="-0.007269 0 0.011137" quat="0.603053 0.369225 0.369225 0.603053" mass="0.074" diaginertia="1.89e-05 1.40805e-05 6.9195e-06"/>
+                <joint name="right_ankle_pitch_joint" pos="0 0 0" axis="0 1 0"
+                  range="-0.87267 0.5236" actuatorfrcrange="-50 50" class="ankle_motor" />
+                <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="right_ankle_pitch_link"/>
+                <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="right_ankle_pitch_link"/>
+                <body name="right_ankle_roll_link" pos="0 0 -0.017558">
+                  <inertial pos="0.026505 0 -0.016425" quat="0.000481092 0.728482 0.000618967 0.685065" mass="0.608" diaginertia="0.00167218 0.0016161 0.000217621"/>
+                  <joint name="right_ankle_roll_joint" pos="0 0 0" axis="1 0 0"
+                    range="-0.2618 0.2618" actuatorfrcrange="-50 50" class="ankle_motor" />
+                  <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.2 0.2 0.2 1" mesh="right_ankle_roll_link"/>
+                  <geom size="0.005" pos="-0.05 0.025 -0.03" rgba="0.2 0.2 0.2 1"/>
+                  <geom size="0.005" pos="-0.05 -0.025 -0.03" rgba="0.2 0.2 0.2 1"/>
+                  <geom size="0.005" pos="0.12 0.03 -0.03" rgba="0.2 0.2 0.2 1"/>
+                  <geom size="0.005" pos="0.12 -0.03 -0.03" rgba="0.2 0.2 0.2 1"/>
+                </body>
+              </body>
+            </body>
+          </body>
+        </body>
+      </body>
+      <body name="waist_yaw_link">
+        <inertial pos="0.003494 0.000233 0.018034" quat="0.289697 0.591001 -0.337795 0.672821" mass="0.214" diaginertia="0.000163531 0.000107714 0.000102205"/>
+        <joint name="waist_yaw_joint" pos="0 0 0" axis="0 0 1" range="-2.618 2.618"
+          actuatorfrcrange="-88 88" class="torso_motor"/>
+        <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="waist_yaw_link_rev_1_0"/>
+        <body name="waist_roll_link" pos="-0.0039635 0 0.044">
+          <inertial pos="0 2.3e-05 0" quat="0.5 0.5 -0.5 0.5" mass="0.086" diaginertia="8.245e-06 7.079e-06 6.339e-06"/>
+          <joint name="waist_roll_joint" pos="0 0 0" axis="1 0 0" range="-0.52 0.52"
+            actuatorfrcrange="-50 50" class="torso_motor"/>
+          <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="waist_roll_link_rev_1_0"/>
+          <body name="torso_link">
+            <inertial pos="0.00203133 0.000339727 0.184597" quat="0.999802 -5.98967e-05 0.0198391 0.0013197" mass="7.817" diaginertia="0.121795 0.109773 0.0273733"/>
+            <joint name="waist_pitch_joint" pos="0 0 0" axis="0 1 0" range="-0.52 0.52"
+              actuatorfrcrange="-50 50" class="torso_motor"/>
+            <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="torso_link_rev_1_0"/>
+            <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="torso_link_rev_1_0"/>
+            <geom pos="0.0039635 0 -0.044" quat="1 0 0 0" type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.2 0.2 0.2 1" mesh="logo_link"/>
+            <geom pos="0.0039635 0 -0.044" quat="1 0 0 0" type="mesh" rgba="0.2 0.2 0.2 1" mesh="logo_link"/>
+            <geom pos="0.0039635 0 -0.044" type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.2 0.2 0.2 1" mesh="head_link"/>
+            <geom pos="0.0039635 0 -0.044" type="mesh" rgba="0.2 0.2 0.2 1" mesh="head_link"/>
+            <body name="left_shoulder_pitch_link" pos="0.0039563 0.10022 0.24778" quat="0.990264 0.139201 1.38722e-05 -9.86868e-05">
+              <inertial pos="0 0.035892 -0.011628" quat="0.654152 0.0130458 -0.326267 0.68225" mass="0.718" diaginertia="0.000465864 0.000432842 0.000406394"/>
+              <joint name="left_shoulder_pitch_joint" pos="0 0 0" axis="0 1 0"
+                range="-3.0892 2.6704" actuatorfrcrange="-25 25" class="arm_motor" />
+              <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="left_shoulder_pitch_link"/>
+              <geom size="0.03 0.025" pos="0 0.04 -0.01" quat="0.707107 0 0.707107 0" type="cylinder" rgba="0.7 0.7 0.7 1"/>
+              <body name="left_shoulder_roll_link" pos="0 0.038 -0.013831" quat="0.990268 -0.139172 0 0">
+                <inertial pos="-0.000227 0.00727 -0.063243" quat="0.701256 -0.0196223 -0.00710317 0.712604" mass="0.643" diaginertia="0.000691311 0.000618011 0.000388977"/>
+                <joint name="left_shoulder_roll_joint" pos="0 0 0" axis="1 0 0"
+                  range="-1.5882 2.2515" actuatorfrcrange="-25 25" class="arm_motor" />
+                <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="left_shoulder_roll_link"/>
+                <geom size="0.03 0.015" pos="-0.004 0.006 -0.053" type="cylinder" rgba="0.7 0.7 0.7 1"/>
+                <body name="left_shoulder_yaw_link" pos="0 0.00624 -0.1032">
+                  <inertial pos="0.010773 -0.002949 -0.072009" quat="0.716879 -0.0964829 -0.0679942 0.687134" mass="0.734" diaginertia="0.00106187 0.00103217 0.000400661"/>
+                   <joint name="left_shoulder_yaw_joint" pos="0 0 0" axis="0 0 1"
+                    range="-2.618 2.618" actuatorfrcrange="-25 25" class="arm_motor" />
+                  <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="left_shoulder_yaw_link"/>
+                  <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="left_shoulder_yaw_link"/>
+                  <body name="left_elbow_link" pos="0.015783 0 -0.080518">
+                    <inertial pos="0.064956 0.004454 -0.010062" quat="0.541765 0.636132 0.388821 0.388129" mass="0.6" diaginertia="0.000443035 0.000421612 0.000259353"/>
+                    <joint name="left_elbow_joint" pos="0 0 0" axis="0 1 0" range="-1.0472 2.0944"
+                      actuatorfrcrange="-25 25" class="arm_motor" />
+                    <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="left_elbow_link"/>
+                    <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="left_elbow_link"/>
+                    <body name="left_wrist_roll_link" pos="0.1 0.00188791 -0.01">
+                      <inertial pos="0.0171394 0.000537591 4.8864e-07" quat="0.575338 0.411667 -0.574906 0.411094" mass="0.085445" diaginertia="5.48211e-05 4.96646e-05 3.57798e-05"/>
+                      <joint name="left_wrist_roll_joint" pos="0 0 0" axis="1 0 0"
+                        range="-1.97222 1.97222" actuatorfrcrange="-25 25" class="arm_motor" />
+                      <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="left_wrist_roll_link"/>
+                      <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="left_wrist_roll_link"/>
+                      <body name="left_wrist_pitch_link" pos="0.038 0 0">
+                        <inertial pos="0.0229999 -0.00111685 -0.00111658" quat="0.249998 0.661363 0.293036 0.643608" mass="0.48405" diaginertia="0.000430353 0.000429873 0.000164648"/>
+                        <joint name="left_wrist_pitch_joint" pos="0 0 0" axis="0 1 0"
+                          range="-1.61443 1.61443" actuatorfrcrange="-5 5" class="wrist_motor" />
+                        <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="left_wrist_pitch_link"/>
+                        <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="left_wrist_pitch_link"/>
+                        <body name="left_wrist_yaw_link" pos="0.046 0 0">
+                          <inertial pos="0.0548046 -0.00358484 0.0249983" quat="0.0531271 0.615747 0.109237 0.778525" mass="0.284576" diaginertia="0.000976328 0.000907935 0.000388894"/>
+                          <joint name="left_wrist_yaw_joint" pos="0 0 0" axis="0 0 1"
+                            range="-1.61443 1.61443" actuatorfrcrange="-5 5" class="wrist_motor" />
+                          <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="left_wrist_yaw_link"/>
+                          <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="left_wrist_yaw_link"/>
+                          <geom pos="0.0414958 -3.8e-06 -5e-07" quat="0.499951 -0.500077 0.499953 0.500019" type="mesh" contype="0" conaffinity="0" group="1" density="0" mesh="left_tray_holder_link_node__mesh_"/>
+                          <geom pos="0.0414958 -3.8e-06 -5e-07" quat="0.499951 -0.500077 0.499953 0.500019" type="mesh" mesh="left_tray_holder_link_node__mesh_" margin="0.001"/>
+                        </body>
+                      </body>
+                    </body>
+                  </body>
+                </body>
+              </body>
+            </body>
+            <body name="right_shoulder_pitch_link" pos="0.0039563 -0.10021 0.24778" quat="0.990264 -0.139201 1.38722e-05 9.86868e-05">
+              <inertial pos="0 -0.035892 -0.011628" quat="0.68225 -0.326267 0.0130458 0.654152" mass="0.718" diaginertia="0.000465864 0.000432842 0.000406394"/>
+              <joint name="right_shoulder_pitch_joint" pos="0 0 0" axis="0 1 0"
+                range="-3.0892 2.6704" actuatorfrcrange="-25 25" class="arm_motor" />
+              <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="right_shoulder_pitch_link"/>
+              <geom size="0.03 0.025" pos="0 -0.04 -0.01" quat="0.707107 0 0.707107 0" type="cylinder" rgba="0.7 0.7 0.7 1"/>
+              <body name="right_shoulder_roll_link" pos="0 -0.038 -0.013831" quat="0.990268 0.139172 0 0">
+                <inertial pos="-0.000227 -0.00727 -0.063243" quat="0.712604 -0.00710317 -0.0196223 0.701256" mass="0.643" diaginertia="0.000691311 0.000618011 0.000388977"/>
+                <joint name="right_shoulder_roll_joint" pos="0 0 0" axis="1 0 0"
+                  range="-2.2515 1.5882" actuatorfrcrange="-25 25" class="arm_motor" />
+                <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="right_shoulder_roll_link"/>
+                <geom size="0.03 0.015" pos="-0.004 -0.006 -0.053" type="cylinder" rgba="0.7 0.7 0.7 1"/>
+                <body name="right_shoulder_yaw_link" pos="0 -0.00624 -0.1032">
+                  <inertial pos="0.010773 0.002949 -0.072009" quat="0.687134 -0.0679942 -0.0964829 0.716879" mass="0.734" diaginertia="0.00106187 0.00103217 0.000400661"/>
+                  <joint name="right_shoulder_yaw_joint" pos="0 0 0" axis="0 0 1"
+                    range="-2.618 2.618" actuatorfrcrange="-25 25" class="arm_motor" />
+                  <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="right_shoulder_yaw_link"/>
+                  <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="right_shoulder_yaw_link"/>
+                  <body name="right_elbow_link" pos="0.015783 0 -0.080518">
+                    <inertial pos="0.064956 -0.004454 -0.010062" quat="0.388129 0.388821 0.636132 0.541765" mass="0.6" diaginertia="0.000443035 0.000421612 0.000259353"/>
+                    <joint name="right_elbow_joint" pos="0 0 0" axis="0 1 0" range="-1.0472 2.0944"
+                      actuatorfrcrange="-25 25" class="arm_motor" />
+                    <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="right_elbow_link"/>
+                    <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="right_elbow_link"/>
+                    <body name="right_wrist_roll_link" pos="0.1 -0.00188791 -0.01">
+                      <inertial pos="0.0171394 -0.000537591 4.8864e-07" quat="0.411667 0.575338 -0.411094 0.574906" mass="0.085445" diaginertia="5.48211e-05 4.96646e-05 3.57798e-05"/>
+                      <joint name="right_wrist_roll_joint" pos="0 0 0" axis="1 0 0"
+                        range="-1.97222 1.97222" actuatorfrcrange="-25 25" class="arm_motor" />
+                      <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="right_wrist_roll_link"/>
+                      <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="right_wrist_roll_link"/>
+                      <body name="right_wrist_pitch_link" pos="0.038 0 0">
+                        <inertial pos="0.0229999 0.00111685 -0.00111658" quat="0.643608 0.293036 0.661363 0.249998" mass="0.48405" diaginertia="0.000430353 0.000429873 0.000164648"/>
+                        <joint name="right_wrist_pitch_joint" pos="0 0 0" axis="0 1 0"
+                          range="-1.61443 1.61443" actuatorfrcrange="-5 5" class="wrist_motor" />
+                        <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="right_wrist_pitch_link"/>
+                        <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="right_wrist_pitch_link"/>
+                        <body name="right_wrist_yaw_link" pos="0.046 0 0">
+                          <inertial pos="0.0547254 0.00520943 0.02526" quat="-0.0504458 0.617432 -0.102646 0.778265" mass="0.284576" diaginertia="0.000993164 0.000909027 0.000396341"/>
+                          <joint name="right_wrist_yaw_joint" pos="0 0 0" axis="0 0 1"
+                            range="-1.61443 1.61443" actuatorfrcrange="-5 5" class="wrist_motor" />
+                          <geom type="mesh" contype="0" conaffinity="0" group="1" density="0" rgba="0.7 0.7 0.7 1" mesh="right_wrist_yaw_link"/>
+                          <geom type="mesh" rgba="0.7 0.7 0.7 1" mesh="right_wrist_yaw_link"/>
+                          <geom pos="0.0414958 3.8e-06 -5e-07" quat="0.500077 -0.499951 0.500019 0.499953" type="mesh" contype="0" conaffinity="0" group="1" density="0" mesh="right_tray_holder_link_node__mesh_"/>
+                          <geom pos="0.0414958 3.8e-06 -5e-07" quat="0.500077 -0.499951 0.500019 0.499953" type="mesh" mesh="right_tray_holder_link_node__mesh_" margin="0.001"/>
+                        </body>
+                      </body>
+                    </body>
+                  </body>
+                </body>
+              </body>
+            </body>
+          </body>
+        </body>
+      </body>
+    </body>
+  </worldbody>
+
+  <actuator>
+    <motor name="left_hip_pitch" joint="left_hip_pitch_joint" ctrlrange="-88 88" />
+    <motor name="left_hip_roll" joint="left_hip_roll_joint" ctrlrange="-88 88" />
+    <motor name="left_hip_yaw" joint="left_hip_yaw_joint" ctrlrange="-88 88" />
+    <motor name="left_knee" joint="left_knee_joint" ctrlrange="-139 139" />
+    <motor name="left_ankle_pitch" joint="left_ankle_pitch_joint" ctrlrange="-50 50" />
+    <motor name="left_ankle_roll" joint="left_ankle_roll_joint" ctrlrange="-50 50" />
+
+    <motor name="right_hip_pitch" joint="right_hip_pitch_joint" ctrlrange="-88 88" />
+    <motor name="right_hip_roll" joint="right_hip_roll_joint" ctrlrange="-88 88" />
+    <motor name="right_hip_yaw" joint="right_hip_yaw_joint" ctrlrange="-88 88" />
+    <motor name="right_knee" joint="right_knee_joint" ctrlrange="-139 139" />
+    <motor name="right_ankle_pitch" joint="right_ankle_pitch_joint" ctrlrange="-50 50" />
+    <motor name="right_ankle_roll" joint="right_ankle_roll_joint" ctrlrange="-50 50" />
+
+    <motor name="waist_yaw" joint="waist_yaw_joint" ctrlrange="-88 88" />
+    <motor name="waist_roll" joint="waist_roll_joint" ctrlrange="-50 50" />
+    <motor name="waist_pitch" joint="waist_pitch_joint" ctrlrange="-50 50" />
+
+    <motor name="left_shoulder_pitch" joint="left_shoulder_pitch_joint" ctrlrange="-25 25" />
+    <motor name="left_shoulder_roll" joint="left_shoulder_roll_joint" ctrlrange="-25 25" />
+    <motor name="left_shoulder_yaw" joint="left_shoulder_yaw_joint" ctrlrange="-25 25" />
+    <motor name="left_elbow" joint="left_elbow_joint" ctrlrange="-25 25" />
+    <motor name="left_wrist_roll" joint="left_wrist_roll_joint" ctrlrange="-25 25" />
+    <motor name="left_wrist_pitch" joint="left_wrist_pitch_joint" ctrlrange="-5 5" />
+    <motor name="left_wrist_yaw" joint="left_wrist_yaw_joint" ctrlrange="-5 5" />
+
+    <motor name="right_shoulder_pitch" joint="right_shoulder_pitch_joint" ctrlrange="-25 25" />
+    <motor name="right_shoulder_roll" joint="right_shoulder_roll_joint" ctrlrange="-25 25" />
+    <motor name="right_shoulder_yaw" joint="right_shoulder_yaw_joint" ctrlrange="-25 25" />
+    <motor name="right_elbow" joint="right_elbow_joint" ctrlrange="-25 25" />
+    <motor name="right_wrist_roll" joint="right_wrist_roll_joint" ctrlrange="-25 25" />
+    <motor name="right_wrist_pitch" joint="right_wrist_pitch_joint" ctrlrange="-5 5" />
+    <motor name="right_wrist_yaw" joint="right_wrist_yaw_joint" ctrlrange="-5 5" />
+  </actuator>
+
+  <sensor>
+    <jointpos name="left_hip_pitch_pos" joint="left_hip_pitch_joint" />
+    <jointpos name="left_hip_roll_pos" joint="left_hip_roll_joint" />
+    <jointpos name="left_hip_yaw_pos" joint="left_hip_yaw_joint" />
+    <jointpos name="left_knee_pos" joint="left_knee_joint" />
+    <jointpos name="left_ankle_pitch_pos" joint="left_ankle_pitch_joint" />
+    <jointpos name="left_ankle_roll_pos" joint="left_ankle_roll_joint" />
+    <jointpos name="right_hip_pitch_pos" joint="right_hip_pitch_joint" />
+    <jointpos name="right_hip_roll_pos" joint="right_hip_roll_joint" />
+    <jointpos name="right_hip_yaw_pos" joint="right_hip_yaw_joint" />
+    <jointpos name="right_knee_pos" joint="right_knee_joint" />
+    <jointpos name="right_ankle_pitch_pos" joint="right_ankle_pitch_joint" />
+    <jointpos name="right_ankle_roll_pos" joint="right_ankle_roll_joint" />
+    <jointpos name="waist_yaw_pos" joint="waist_yaw_joint" />
+    <jointpos name="waist_roll_pos" joint="waist_roll_joint" />
+    <jointpos name="waist_pitch_pos" joint="waist_pitch_joint" />
+    <jointpos name="left_shoulder_pitch_pos" joint="left_shoulder_pitch_joint" />
+    <jointpos name="left_shoulder_roll_pos" joint="left_shoulder_roll_joint" />
+    <jointpos name="left_shoulder_yaw_pos" joint="left_shoulder_yaw_joint" />
+    <jointpos name="left_elbow_pos" joint="left_elbow_joint" />
+    <jointpos name="left_wrist_roll_pos" joint="left_wrist_roll_joint" />
+    <jointpos name="left_wrist_pitch_pos" joint="left_wrist_pitch_joint" />
+    <jointpos name="left_wrist_yaw_pos" joint="left_wrist_yaw_joint" />
+    <jointpos name="right_shoulder_pitch_pos" joint="right_shoulder_pitch_joint" />
+    <jointpos name="right_shoulder_roll_pos" joint="right_shoulder_roll_joint" />
+    <jointpos name="right_shoulder_yaw_pos" joint="right_shoulder_yaw_joint" />
+    <jointpos name="right_elbow_pos" joint="right_elbow_joint" />
+    <jointpos name="right_wrist_roll_pos" joint="right_wrist_roll_joint" />
+    <jointpos name="right_wrist_pitch_pos" joint="right_wrist_pitch_joint" />
+    <jointpos name="right_wrist_yaw_pos" joint="right_wrist_yaw_joint" />
+
+    <jointvel name="left_hip_pitch_vel" joint="left_hip_pitch_joint" />
+    <jointvel name="left_hip_roll_vel" joint="left_hip_roll_joint" />
+    <jointvel name="left_hip_yaw_vel" joint="left_hip_yaw_joint" />
+    <jointvel name="left_knee_vel" joint="left_knee_joint" />
+    <jointvel name="left_ankle_pitch_vel" joint="left_ankle_pitch_joint" />
+    <jointvel name="left_ankle_roll_vel" joint="left_ankle_roll_joint" />
+    <jointvel name="right_hip_pitch_vel" joint="right_hip_pitch_joint" />
+    <jointvel name="right_hip_roll_vel" joint="right_hip_roll_joint" />
+    <jointvel name="right_hip_yaw_vel" joint="right_hip_yaw_joint" />
+    <jointvel name="right_knee_vel" joint="right_knee_joint" />
+    <jointvel name="right_ankle_pitch_vel" joint="right_ankle_pitch_joint" />
+    <jointvel name="right_ankle_roll_vel" joint="right_ankle_roll_joint" />
+    <jointvel name="waist_yaw_vel" joint="waist_yaw_joint" />
+    <jointvel name="waist_roll_vel" joint="waist_roll_joint" />
+    <jointvel name="waist_pitch_vel" joint="waist_pitch_joint" />
+    <jointvel name="left_shoulder_pitch_vel" joint="left_shoulder_pitch_joint" />
+    <jointvel name="left_shoulder_roll_vel" joint="left_shoulder_roll_joint" />
+    <jointvel name="left_shoulder_yaw_vel" joint="left_shoulder_yaw_joint" />
+    <jointvel name="left_elbow_vel" joint="left_elbow_joint" />
+    <jointvel name="left_wrist_roll_vel" joint="left_wrist_roll_joint" />
+    <jointvel name="left_wrist_pitch_vel" joint="left_wrist_pitch_joint" />
+    <jointvel name="left_wrist_yaw_vel" joint="left_wrist_yaw_joint" />
+    <jointvel name="right_shoulder_pitch_vel" joint="right_shoulder_pitch_joint" />
+    <jointvel name="right_shoulder_roll_vel" joint="right_shoulder_roll_joint" />
+    <jointvel name="right_shoulder_yaw_vel" joint="right_shoulder_yaw_joint" />
+    <jointvel name="right_elbow_vel" joint="right_elbow_joint" />
+    <jointvel name="right_wrist_roll_vel" joint="right_wrist_roll_joint" />
+    <jointvel name="right_wrist_pitch_vel" joint="right_wrist_pitch_joint" />
+    <jointvel name="right_wrist_yaw_vel" joint="right_wrist_yaw_joint" />
+
+    <jointactuatorfrc name="left_hip_pitch_torque" joint="left_hip_pitch_joint" />
+    <jointactuatorfrc name="left_hip_roll_torque" joint="left_hip_roll_joint" />
+    <jointactuatorfrc name="left_hip_yaw_torque" joint="left_hip_yaw_joint" />
+    <jointactuatorfrc name="left_knee_torque" joint="left_knee_joint" />
+    <jointactuatorfrc name="left_ankle_pitch_torque" joint="left_ankle_pitch_joint" />
+    <jointactuatorfrc name="left_ankle_roll_torque" joint="left_ankle_roll_joint" />
+    <jointactuatorfrc name="right_hip_pitch_torque" joint="right_hip_pitch_joint" />
+    <jointactuatorfrc name="right_hip_roll_torque" joint="right_hip_roll_joint" />
+    <jointactuatorfrc name="right_hip_yaw_torque" joint="right_hip_yaw_joint" />
+    <jointactuatorfrc name="right_knee_torque" joint="right_knee_joint" />
+    <jointactuatorfrc name="right_ankle_pitch_torque" joint="right_ankle_pitch_joint" />
+    <jointactuatorfrc name="right_ankle_roll_torque" joint="right_ankle_roll_joint" />
+    <jointactuatorfrc name="waist_yaw_torque" joint="waist_yaw_joint" />
+    <jointactuatorfrc name="waist_roll_torque" joint="waist_roll_joint" />
+    <jointactuatorfrc name="waist_pitch_torque" joint="waist_pitch_joint" />
+    <jointactuatorfrc name="left_shoulder_pitch_torque" joint="left_shoulder_pitch_joint" />
+    <jointactuatorfrc name="left_shoulder_roll_torque" joint="left_shoulder_roll_joint" />
+    <jointactuatorfrc name="left_shoulder_yaw_torque" joint="left_shoulder_yaw_joint" />
+    <jointactuatorfrc name="left_elbow_torque" joint="left_elbow_joint" />
+    <jointactuatorfrc name="left_wrist_roll_torque" joint="left_wrist_roll_joint" />
+    <jointactuatorfrc name="left_wrist_pitch_torque" joint="left_wrist_pitch_joint" />
+    <jointactuatorfrc name="left_wrist_yaw_torque" joint="left_wrist_yaw_joint" />
+    <jointactuatorfrc name="right_shoulder_pitch_torque" joint="right_shoulder_pitch_joint" />
+    <jointactuatorfrc name="right_shoulder_roll_torque" joint="right_shoulder_roll_joint" />
+    <jointactuatorfrc name="right_shoulder_yaw_torque" joint="right_shoulder_yaw_joint" />
+    <jointactuatorfrc name="right_elbow_torque" joint="right_elbow_joint" />
+    <jointactuatorfrc name="right_wrist_roll_torque" joint="right_wrist_roll_joint" />
+    <jointactuatorfrc name="right_wrist_pitch_torque" joint="right_wrist_pitch_joint" />
+    <jointactuatorfrc name="right_wrist_yaw_torque" joint="right_wrist_yaw_joint" />
+
+    <framequat name="imu_quat" objtype="site" objname="imu_in_pelvis" />
+    <gyro name="imu_gyro" site="imu_in_pelvis" />
+    <accelerometer name="imu_acc" site="imu_in_pelvis" />
+
+    <framepos name="frame_pos" objtype="site" objname="imu_in_pelvis" />
+    <framelinvel name="frame_vel" objtype="site" objname="imu_in_pelvis" />
+  </sensor>
+
+  <!-- setup scene -->
+  <statistic center="0 0 0.5" extent="2.0"/>
+
+  <visual>
+    <headlight diffuse="0.6 0.6 0.6" ambient="0.3 0.3 0.3" specular="0 0 0"/>
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+    <global azimuth="-130" elevation="-20"/>
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+    <texture type="2d" name="groundplane" builtin="checker" mark="edge" rgb1="0.2 0.3 0.4" rgb2="0.1 0.2 0.3"
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+    <material name="groundplane" texture="groundplane" texuniform="true" texrepeat="5 5" reflectance="0.2"/>
+  </asset>
+
+  <worldbody>  
+    <light pos="0 0 1.5" dir="0 0 -1" directional="true"/>
+    <geom name="floor" size="0 0 0.05" type="plane" material="groundplane"/>
+  </worldbody>
+
+  <worldbody>
+    <body name="box" pos="0.30225 0 0.934">
+      <geom type="box" size="0.117 0.166 0.005" rgba="1 0 0 1" mass="0.1"
+            margin="1e-9"/> 
+            <freejoint/>
+    </body>
+  </worldbody>
+</mujoco>

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