3x Nema 17 Steel & Rubber Dampers Stepper Motor 3D Printer Damper 12 flat Screw,Nema 17 Steel & Rubber Dampers Stepper Motor 3D Printer Damper 12 flat Screw 3x, Type : 42 stepper motor shock absorber, Suitable For: Nema17 Stepper Motor, 1 Damper used per Stepper or Electric motor,Nema17 Stepper Dampers are used to decrease noise and resonance in your CNC and.Printer Damper 12 flat Screw 3x Nema 17 Steel & Rubber Dampers Stepper Motor 3D.