154:1 Metal Gearmotor 20Dx44L mm

This 1.72″ x 0.79″ x 0.79″ gearmotor is a high-quality motor with 154:1 metal gearbox that has the power to deliver both speed and torque. These units have a 0.276″-long, 4 mm-diameter D-shaped output shaft.

Key specs at 6 V: 90 RPM and 250 mA free-run, 120 oz-in (8.6 kg-cm) and 3.3 A stall.