Description: D Axis Smart Robot Tracker Car Rubber Chassis Wheel Replacement Accessories. Wheels have rubber tyres with Long Service Life. Flexible steering, easier directional control and tracking. Good versatility, suitable for robots and smart cars. Both of black and white,fine appearance and easy to install. Specification: Wheel parameters: Diameter: 43 mm/ 1.69 inch Thickness: 19 mm/ 0.75 inch Aperture: type D 3mm hole Material: ABS engineering plastics + imported rubber Package Includes: 2 pieces D Axis Smart Robot Wheels Note: The above size is measured by hand, please allow slightly difference. Thanks !
