3.6NM Nema 23 Closed Loop Hybrid Stepper Motor 2-Phase Servo Motor Driver HBS57!
Nema23 3.6nm Hybrid Closed Loop Stepper Drive Motor Servo Kit 2 Phase Hbs57. Hbs57 Is Equipped with 42 and 57 Series Closed-loop Stepping Motors, Which Is Convenient for Traditional Stepping System Upgrades.