Pololu 12V Pololu 30:1 Micro Metal Gearmotor w/ Extended Motor Shaft

The 12V Pololu 30:1 Micro Metal Gearmotor w/ Extended Motor Shaft is a miniature high-power, 12 V brushed DC motor with long-life carbon brushes and a 29.86:1 metal gearbox. It has a cross section of 10 × 12 mm, and the D-shaped gearbox output shaft is 9 mm long and 3 mm in diameter. This version also has a 4.5 × 1 mm extended motor shaft. 1100 RPM and 100 mA with no load; 0.39 kg-cm and 0.75 A at stall; 29.86:1 metal gearbox; Compatible with 12 CPR Magnetic Encoder Pair Kit for Micro Metal (HPCB Compati...