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High-Precision 1:6 Gear Train Reducer for NEMA 17

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Print Profile(1)

All
P1S
A1
H2D Pro
P1P
H2S
A1 mini
X1E
H2D
X1 Carbon
X1
P2S
H2C
X2D
A2L

0.2mm layer, 2 walls, 15% infill
0.2mm layer, 2 walls, 15% infill
Designer
2.4 h
4 plates
4.5(4)

Open in Bambu Studio
Boost
96
196
11
0
215
70
Released 

Description

1:8 Gear Train Reducer for NEMA 17 – Compact Power and Precision

Boost the torque and control of your NEMA 17 stepper motor with this 1:8 gear train reducer, engineered for high-precision motion and space-efficient integration. Designed for makers, engineers, and 3D printing enthusiasts, this reducer is the perfect match for robotics, automation, and Bambu Lab-compatible mods.

Specifications:

  • Gear Ratio: 1:8 – Delivers 8x torque with reduced speed for controlled, powerful motion
  • Motor Compatibility: Standard NEMA 17 stepper motors
  • Material: Durable, wear-resistant gears for smooth operation and extended lifespan
  • Mounting: Easy to attach with standard NEMA 17 bolt pattern
  • Backlash: Minimal backlash, ideal for applications requiring accuracy

Required Hardware (not included):

  • 1 × M8x20 bolt with nut – for main shaft fixation
  • 4 × M3x10 bolts – for mounting the NEMA 17 motor
  • 3 × M3x20 bolts – for securing the assembly to a frame or bracket
  • 4 × Ball bearings22 mm outer diameter, 8 mm inner diameter (for shaft support and smooth rotation)

Compact yet powerful, this reducer is the ideal solution for projects requiring reliable torque control in limited space. Whether you’re upgrading a 3D printer, building a robotic joint, or developing a custom CNC axis, this gearbox delivers performance and precision you can count on.

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License

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