DC 3V 50RPM Slow Speed Planetary Gear electronic starter 3-Level Planetary Gearbox Reduction

6mm Planetary Gear electronic starter DC 1.5V 3V 3.7V 5V Slow Speed Gearbox Reduction Small

12mm N20 Planetary Gear electronic starter DC 3V 3.7V 5V 6V 50RPM-100RPM Slow Speed High

10mm M10 Planetary Gear electronic starter Small Gearbox Reducer electronic starter DC 1.5V 3V

10mm M10 Planetary Gear electronic starter Small Gearbox Reducer electronic starter DC 1.5V 3V

GA12-N20 12mm Full Metal Gearbox Gear Reduction electronic starter Worm Gear Shaft DC 3V 62RPM

N30 12mm Planetary Gearbox Gear electronic starter DC 3V 3.7V 5V 6V 150RPM Slow Speed High

DC 3V-8V 30RPM-100RPM 16mm Planetary Gear electronic starter Slow Speed High Torque Full Metal

N30 Gear electronic starter DC 3V 3.7V 5V 600RPM Fast Speed Full Metal Gearbox Gear Reduction

NWPNLXEA N20 Full Metal Gearbox Gear Electronic Starter DC 3V 5V 6V 32RPM-60RPM Slow Speed

36MM Planetary Gear electronic starter DC5V-12V 13RPM Slow Speed Large Torque Full Metal