go2.urdf

  <joint
    name="imu_joint"
    type="fixed">
    <origin
      xyz="-0.02557 0 0.04232"
      rpy="0 0 0" />
    <parent
      link="base" />
    <child
      link="imu" />
    <axis
      xyz="0 0 0" />
  </joint>
  <link
    name="radar">
    <inertial>
      <origin
        xyz="0 0 0"
        rpy="0 0 0" />
      <mass
        value="0" />
      <inertia
        ixx="0"
        ixy="0"
        ixz="0"
        iyy="0"
        iyz="0"
        izz="0" />
    </inertial>
  </link>
  <joint
    name="radar_joint"
    type="fixed">
    <origin
      xyz="0.28945 0 -0.046825"
      rpy="0 2.8782 0" />
    <parent
      link="base" />
    <child
      link="radar" />
    <axis
      xyz="0 0 0" />
  </joint>
</robot>