1/2" Planetary Gearbox 20:1 Nema 34 Gear Head 3000rpm Speed Reducer for Stepper Motor, D16mm Shaft Ouput, DHL/FedEx Ship (20:1)

Additional Details from the Manufacturer

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More features

• Input shaft bore is 1/2" that can match the 12.7mm shaft motor (without key). The output shaft diameter is 16mm
• The gearhead has nema 34 Input & output flange,suitable for flange 86mm stepper motor and other motors which can completely match the installation size .
• 20:1 gear ratio ,the rated holding torque is 50N.m and the Max. holding torque is 80N.m
• 4pcs screws provide for instalaltion , small size gearbox , very convenient for the machine which has limited space for a gearbox.
• This nema34 planetary gearbox mainly matches the stepper motor to reduce speed and increase torque. Widely used in CNC field on mill,lathe,bench,packaging machine etc.