GM12-10 Micro Tiny 10mm Stepper Motor Gearbox Two-phase Four-wire Stepper Motor Reduction Ratio 20:1/50:1/100:1/150:1/ 298:1

GM12-10 Micro Tiny 10mm Stepper Motor Gearbox Two-phase Four-wire Stepper Motor Reduction Ratio 20:1/50:1/100:1/150:1/ 298:1

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