hobby torque N20 Gear Motor, DC3V-12V Single Shaft/ Double Shaft, Full Metal Gearbox Motor, Slow Speed Large Torque Gear Wheel, DIY Robot Electric Lock Motor Engine Science ( Size : D 95RPM 381RPM , C
$19.18
Description
Shaft diameter: 3mm(2.5mm D Shaft)d; Shaft length: 7.5mm(Single Shaft); 10mm(Dual Shaft).Reduction ration: Model A(1030:1), Model B(236:1), Model C(118:1), Model D(42:1).Voltage range: DC 3-12V.Perfect accessories as upgrade parts or replacement..Made of good material, strong, firm, long service time.
