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15BY45-22 DIY 7.2V 30ohm Stepper Motor - Silver
Diameter: 15mm; Thickness: 11mm; Shaft diameter: 1mm; Shaft length: 2mmi; Angle: 18 degree; Voltage: 7.2V; Impedance: 30ohm; Inductance: 7.5mH; Torque: 7.5G.cm; Keeping torque: 25G.cm