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57BYG Nema23 ratio 1:10 stepper moter Planetary gearhead gear box L 53mm CNC


57planetary gear one


One grade reducer

Ratio is 5 and 10

Can match the motor that the diameter of axle is 8mm, milling flat ,axial length is 21mm, 57BYG. Can install directly.

Matching motor model: 57HS7630A4   57HS11242A4  


1. Before installing the motor, the shaft should be cut off up to 7~8mm, which is easy for you to install.

2. The planetary gear are installed horizontal axis (the axis shaft single plane) or with a key installation, it is impossible to install hobbing.

3.The ratio is chooseable, before you ordering, please contact us and tell us the ratio you want.

 57planetary gear one.jpg

57planetary gear one--1.jpg


Details list:

  • Model: 34649
  • Shipping Weight: 1.3kg
  • 70 Units in Stock
  • Manufactured by: Sumtor