7×4 Robot Pulley Wheel & Track Belt

7×4 Robot Pulley Wheel & Track Belt with 70mm Diameter and  40mm Width. These Wheels mostly used for the small robot, easy to mount, durable and cheap. These wheels have a 6mm hole for a shaft with the screw for fitting making it very easy to mount on motors Package Includes : 2 x 7×4 Robot Pulley Wheel 1 x Track Belt