G22934 - (4 Sets) Plastic Pulley Set for Rubber Band Drive Motor
Here's a very handy set of pulleys. It consists of a small white 6mm diameter motor pulley with 1.7mm wide slot that you can push onto any small DC motor with 2mm diameter shaft. Also included is a Orange plastic 17mm diameter pulley that has slot to allow for up to 1.7mm wide rubber band or belt. It pushes on and fits snugly on any 2mm diameter axle shaft. By using these 2 items and your rubber band, you can make small battery powered cars or robots. Package contains 4 small white motor pulleys, and 4 orange axle pulleys. Rubber bands, wheels, axles, motors are not included. Brand new.