4th Axis Rotary Module With Beefy Harmonic Reducer 50 To 1 For 4030 Evo Ultra Series, 4 Axis Linkage, Adjustable Clamp Range 20 To 260mm Length And 2 To 67mm Diameter, Built For Precision 3D Engraving Cylinder Laser And Art Projects

Single-unit 4-Axis Rotary Module with 50:1 Harmonic Reducer for CNC
✔️ 4-axis linkage, 50:1 reducer, clamps 2-260 mm length, 0.1° precision

The 4th axis rotary module turns a standard CNC or laser setup into a true four-axis system, letting you handle cylinders and curved surfaces for 3D engraving and art projects. It’s a popular upgrade for the 4030 Evo Ultra series, expanding capabilities for cylinder engraving, cylinder laser work, and complex curved designs.

✅ 50:1 harmonic reducer delivers high torque with minimal speed loss
✅ 4-jaw chuck provides 0.1° precision for accurate rotation
✅ Built-in stepper drive, plug-and-play with no extra wiring
✅ Adjustable clamp range: forward 2-37 mm, reverse 20-67 mm; tailstock 20-195 mm or 20-260 mm without tailstock

💡 What is a 4 axis rotary module used for in CNC engraving and cylinder work?

This handy accessory adds a rotating axis to your setup, enabling curved surfaces and cylinders to be engraved or laser-etched.

- Handy for cylinder engraving and curved-surface projects - Provides stable torque with a 50:1 harmonic reducer - Plug-and-play setup reduces wiring and setup time - Ideal for 3D art on cylinders and laser-engraved cylindrical parts