2Pcs Gear Motor with Encoder DC 12V 100RPM Gear Ratio 1:45 D Shaft Metal Encoder Gear Motor Silver for Smart car/Robot RC Model DIY Engine
uxcell Gear Motor with Encoder DC 12V 463RPM Gear Ratio 9.28:1 D Shaft Metal Encoder Gear Motor Silver 25Dx48L mm for Robot RC Model DIY Engine
uxcell Gear Motor with Encoder DC 12V 201RPM Gear Ratio 21.3:1 D Shaft Metal Encoder Gear Motor Silver 25Dx49L mm for Robot RC Model DIY Engine
N10 Full Metal Gearbox Gear Reducer Electronic Starter DC 5V 55RPM Slow Speed with 17 Teeth Gear 391:1 Gear Ratio Motor Drivers
23mm Long Shaft Mini N20 Gear Motor Micro Full Metal Gearbox Gear DC 5V-6V 740RPM-908RPM Gear Ratio 1:10
14 Stepper Motor Gear Ratio 19:1 Planetary Gearbox Motor 1.0A Extruder Gear
