4Pcs Smart Robot Car Plastic Tire Tyre Wheel With Gear Motor Set For Arduino J
4 x For Arduino Smart Car Robot Plastic Tire Wheel. Matching color for tire and motor housing. RPM (With tire) 100 190 240. Center hole: 5.3MM x 3.66MM. 4 x DC 3-6 V Gear Motor. Car Speed(M/minute)20 39 48.