10mm N10 Planetary Gear Electronic Starter DC 3V-5V 3.7V 150RPM Slow Speed Engine with Bevel Gear Shaft Motor Drivers
12mm N20 Planetary Gear Electronic Starter DC 3V 3.7V 5V 6V 50RPM-100RPM Slow Speed High Torque Engine Metal Gearbox DIY Robot Motor Drivers
Mute 12mm N20 Planetary Gear Electronic Starter DC 3V 3.7V 5V 154RPM Slow Speed Gearbox Engine Cross Shaft Motor Drivers
DC 3-6V 12mm Planetary Gear Electronic Starter 84-168RPM Slow Speed Low Noise Rare Earth N10 for Electronic Lock
N10 Planetary Geared Electronic Starter DC 3-6V 120RPM-240RPM Slow Speed 12mm Reduction Gearbox for Electronic Lock Robot Car Model
10mm*12mm N10 Full Metal Gear Electronic Starter DC 3V 5V 6V 9V 12V Slow Speed Large Torque DIY Toy Model Robot Motor Drivers
