E-S Motor 36mm Diameter High Torque Planetary Gear Motor - 12V, 9.5RPM

This is a compact and low-cost motor and planetary (epicyclic) gearbox combination, with a speed and torque output that makes it ideal for use as a drive motor in robotics applications from 3-60kg. A long output shaft, 8mm in diameter, enables easy mounting of wheels, pulleys and other accessories.