Product Parameters: Motor Model: 57BYG250C Current: 3A Output torque: 1.8Nm Body length: 76mm Out shaft length: 21mm Out shaft shaft diameter: 8mm Out shaft mode: single axis Outlet way: two-phase four leads (Black A + Green A- Red B +   Blue B- ) Package Included: 1PCS Stepper Motor 57BYG250C…