JK - Pololu - 2377

Small metal gear motor, 20 RPM speed, 6V operating voltage. GA12-N20-0010

150:1 Micro Metal Gearmotor MP

Small metal gear motor, rotation speed 136 RPM, operating voltage 12 V. GA1218-N20W-0040

A small, low-power motor with a 210:1 metal gear, 6 V operating voltage, 0.02 A to 0.36 A current consumption, 65 RPM, a maximum torque of 1.6 kg*cm and a double-sided shaft. Pololu 2206

100:1 Micro Metal Gearmotor

A small, low-power motor with a 5:1 metal gear, 6 V operating voltage, 0.02 A to 0.36 A power consumption, 2500 RPM speed and a maximum torque of 0.05 kg * cm. Pololu 1100

Small metal gear motor, 60 RPM speed, 12V operating voltage. GA12-N20-0022

Small, high power motor with 50:1 metal gear, 12 V operating voltage, 0.06 A to 0.75 A power consumption, 650 RPM, maximum torque 0.67 kg*cm, carbon brushes and double-sided shaft. Pololu 3050

Small metal gear motor, 1000 RPM speed, 6V operating voltage. GA12-N20-0018

A small, high-power motor with a 250: 1 metal gear, 6 V operating voltage, 0.1 A to 1.5 A power consumption, 130 RPM, a maximum torque of 3.2 kg * cm and carbon brushes with increased durability. Pololu 3068

75:1 Micro Metal Gearmotor HP

50:1 Micro Metal Gearmotor with Extended Motor Shaft

Small, high power motor with 5: 1 metal gear, 12 V operating voltage, power consumption from 0.06 A to 0.75 A, speed 6800 RPM, maximum torque of 0.09 kg * cm, carbon brushes and double-sided shaft. Pololu 3047

1000:1 Micro Metal Gearmotor

A small, high power motor with 210: 1 metal gear, 6 V operating voltage, 0.1 A to 1.5 A power consumption, 160 RPM speed, maximum torque of 2.8 kg * cm and carbon brushes with increased durability. Pololu 3067

Small metal gear motor, 60 RPM speed, 6V operating voltage. GA12-N20-0013