NEMA 17 Stepper Motor Vibration Damper and M3 5mm Screws (Steel & Rubber)$11.45PriceOut of StockDescriptionPackage Contents: NEMA 17 stepper motor dampers (steel & rubber) M3 5mm stainless steel screws (two per damper) Outer dimensions: 54 x 54 x 7mm These dampers reduce stepper motor noise and vibration.