ITEM NAME:4X Shock Absorber 42 Stepper Vibration Damper Pad for Nema 17 Stepper Motor Y5B1 4X Shock Absorber 42 Stepper Vibration Damper Pad for Nema 17 Stepper Motor Y5B1 1.This kit is equipped with screws of suitable size for easy installation. 2.3D Printers see a 5-10dB reduction in noise when used on x and Y Axis steppers with the vibration damper for NEMA 17 3.Make the 3D printer's motor quiet and reduce resonance. 4.There is a 3mm rubber ring between the two brass pieces to absorb vibration. And reduce equipment noise and resonance 5.Compatible with most devices that use Nema17 stepper motors and 3D printers, such as CR-10/CR-10 V2/Ender-3Pro NEMA17 stepper motor damper M3 screw: stainless steel Size: M3*5mm Item Type: Shock Absorption Pad colour:gold Material:copper size:40*40*6mm Package Contents: 4 * Shock Absorption Pad 8 * M3x5mm Screws