<!-- Size of wheel Diameter in meter (5.15cm) * gear ratio (0.5) = 2.575cm -->
<param name="wheel_size" value="0.02575" />
</node>
<!-- Size of wheel Diameter in meter (5.15cm) * gear ratio (0.5) = 2.575cm -->
<param name="wheel_size" value="0.02575" />
</node>