Nema17 stepper motor vibration damper. The rubber in the place where the engine is mounted dampens vibrations that occur while the engine is running. It is used to reduce the noise and vibration of the 3D printer stepper motor. https://elecena.pl/product/22607296/nema17-stepper-motor-vibration-damper-42mm 2023-02-22 https://elecena.pl/product/22607296/nema17-stepper-motor-vibration-damper-42mm 2025-10-29