Usongshine Nema 17 Geared Stepper Motor Gear Ratio 5.18:1 Planetary Gearbox for 3D Printer CNC
Usongshine Nema 17 geared stepper motor with a 5.18:1 planetary gearbox for printer extruders and CNC.
Price range: See on Amazon
What we liked
- + 5.18:1 planetary reduction greatly multiplies extruder torque
- + Geared output gives fine control for flexible or high-flow filaments
- + Also useful for CNC and robotics projects needing torque
Trade-offs
- - Gearbox adds weight and length to a direct drive toolhead
- - Planetary gears can add small backlash to retractions
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