Build a gear box for robots or where a gear reduction or gearing change is needed. Connects to one wheel for SUMO Wrestler" vehicles. It's ideal for where many directional changes will to be made. The box includes a screw and nut axle that connects to the wheel (sold separately). Two gear boxes are required to transmit power to each wheel individually.
The kit includes a pre-punched U-shaped bracket, motor, axles, gears, washers and instructions. 2.5"W x 6.75" L x 1.70" H. NOTE: Wheels not included. You must enlarge holes in the gears.