1PCS 200mm Length Effective Travel Dual Optical Axis Guide Ballscrew SFU1605 with NEMA23 Stepper Motor for DIY CNC Router Parts X Y Z Linear Stage Actuators and 3D Printer (Size:200mm)

1PCS 200mm Travel Dual Optical Axis SFU1605 Ballscrew with NEMA23 Stepper Motor - DIY CNC Router X/Y/Z Linear Stages & 3D Printer (Size: 200mm)
✔️ Compact, high-precision 200 mm travel dual-axis actuator for DIY CNC machines and 3D printers

This 1-piece dual optical axis actuator pairs a SFU1605 ballscrew with a NEMA23 stepper motor to deliver precise, smooth linear motion for DIY CNC routers, laser engravers, and 3D printers. Ideal for X, Y, and Z axes in compact assemblies, it combines solid load capacity with repeatable positioning to help you build reliable motion systems. The module ships ready to mount with four M5 fixing holes and a standard interface for easy integration.

✅ Effective travel length: 200 mm / 7.9 inch
✅ Total length: 376 mm / 14.8 inch
✅ Lead: 5 mm / 0.197 inch per turn
✅ Ball screw: SFU1605 (diameter 16 mm, pitch 5 mm)
✅ Dual optical axis system
✅ Weight: about 2763 g
✅ Motor: NEMA23, 1.8° step angle, 57 mm flange, 56 mm length
✅ Holding torque: 1.2 N·m; Current: 3 A; Resistance: 0.8 ohm; Inductance: 2.4 mH
✅ Rotor inertia: 440 g cm
✅ Mounting: 4 × M5 threaded holes to fix the workpiece
✅ Package Content: 1PCS Dual Optical Axis Actuator with NEMA23 Stepper Motor
✅ Tolerances: Please allow 0-3 mm error due to manual measurement; color may vary slightly with lighting

Note: The module is designed for handy, straightforward integration into DIY setups where precise, repeatable motion on X, Y, and Z axes is essential for repeatable cuts, engravings, or deposits. Its robust construction and clear mounting interface make it a practical upgrade for hobbyists and small workshops alike.

💡 What practical setup tips and alignment steps ensure consistent 0.03 mm repeatability on a 200 mm travel dual optical axis SFU1605 ballscrew with a NEMA23 motor when used in a DIY CNC router or 3D printer, and how should inch and mm dimensions influence mounting and travel constraints?

• A quick-start approach: verify rails are square and parallel, then clamp the base firmly before tightening any fasteners.
• Apply appropriate preload or backlash compensation on the ball nut and keep the screw assembly clean and properly lubricated to maintain tight, repeatable clearance.
• Align the motor drive, coupler, and ball screw to minimize runout; ensure the dual-axis mounts stay rigid under load to prevent tilt or binding during motion.
• Calibrate motion parameters (microstepping, current, acceleration, and velocity) and confirm travel with a dial indicator or high-precision probe across all axes to confirm 0.03 mm repeatability in real use.