Servo Robot Wheel With Soft Rubber Outer

From the shop's description

Robot Servo and wheel set with soft rubber outer This plastic Futaba servo wheel is made to match Futaba servo splines, such as the our continuous rotation servo (FS5103R -360 ). The wheel is moulded from ABS and measures just under 50mm across by 7mm. With the included rubber band tire, the total wheel diameter is 51mm. Specifications: Very high quality 50mm Wheel Diameter 7mm Tyre Width