1x NMRV040 Worm Gear Reducer (Speed Ratio:5:1 or 10:1 or 30:1 or 40:1). Model: NMRV040. Application:Matched with Nema34 Stepper Motor AND Nema34 Servo Motor. Type: Worm Gear Reducer. Input Bore Size: 14mm/0.55"; Output Bore Size: 18mm/0.7".
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