85mm Hollow Rotary Actuator With Hollow Shaft Platform 3 Arc Min Resolution 14mm Input Shaft Fits Nema 23 Stepper Motors 10 To 1 Gear Ratio Electronic Starter DIY CNC Ready For Precise Motion Control And Smooth Micro Positioning

85mm Hollow Rotary Actuator for Precise CNC Motion
✔️ 3 arc-min resolution, 14mm input shaft, 10:1 gear ratio, fits NEMA 23

This compact hollow shaft actuator is built for precise rotary motion in DIY CNC, robotics, and compact automation projects. Its through-shaft platform is ideal for through-bore mounting and wiring, making it a handy choice for hobbyists and small-scale manufacturers working with NEMA 23 motors.

✅ 85mm hollow rotating platform with through shaft
✅ 14mm input shaft to fit NEMA 23 stepper motors
✅ 3 arc-min angular resolution for fine micro-positioning
✅ 10:1 gear ratio for increased torque and smooth motion
✅ Electronic starter suitable for DIY CNC setups

💡 What is a hollow shaft rotary actuator used for?

A handy solution for compact motion systems that need through-shaft access and precise control. - through-shaft design lets you run cables or shafts through the center in CNC and robotics - handy for precise micro-positioning in test rigs, robot wrists, and small automation setups - provides reliable, repeatable motion with good torque and easy integration with standard motors