NMRV30 Worm Gearbox Speed Reducer 5 10 20 30 50:1 11mm Input for Nema 23 Stepper
This worm gearbox is designed forNema 23 Stepper Motor or other 57mmx57mm size motor, the output shaft is offset by 90° from the drive shaft. It prevents the lubricant from easily losing and going bad, and exchanging.