6mm To 7mm Bore Rigid Shaft Coupler With Set Screws In Aluminum Alloy 25mm Length 14mm Outer Diameter Dark Blue 2 Pack Ideal For 3D Printers CNC Machines Stepper Motors DIY Robots And Hobby Projects

Rigid 6-7 mm Bore Shaft Coupler, 25 mm length, 14 mm OD
✔️ Bore 6-7 mm (0.24-0.28 in); L 25 mm (0.98 in); OD 14 mm (0.55 in)

This rigid shaft coupler is a single-piece clamp designed to grip 6-7 mm shafts with set screws. It holds bearings, sprockets, and pulleys in place and is widely used in 3D printers, CNC machines, stepper motor assemblies, DIY robots, and hobby projects.

✅ Bore: 6-7 mm (0.24-0.28 in)
✅ Length: 25 mm (0.98 in)
✅ Outer diameter: 14 mm (0.55 in)
✅ Material: aluminum alloy, dark blue finish
✅ Pack: 2 pieces
✅ Includes M4 screws

💡 What is a rigid shaft coupler used for in hobby CNC machines and 3D printers?

- Provides a rigid connection between two shafts to transmit torque with minimal backlash - Uses a simple set-screw clamp to secure onto 6-7 mm shafts - Ideal for compact motor-to-gear or motor-to-shaft integrations in printers and CNCs - Aluminum alloy body with a dark blue finish for durability✝️