Precision Harmonic Zero Gap Rotation A Axis CNC Router 4th axis 100mm 3jaw Chuck

1 x K11- 100mmRotary4th Axis Harmonic Wave Reducer Gearbox ( with3 jaw chuck&nema23 stepper motor). Engraving machinefourth axis(A axis, Rotational Axis, CNC dividing head) gapless harmonic reducer gearbox.

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