Pair Of Aluminum Shaft Couplers 6.35Mm To 10Mm, 25X40Mm Clamp Joint For 3D Printers And CNC Rigs, Encoder Compatible, Lightweight DIY Motor Linkages With Easy Screw Clamp, High Precision Aluminum Alloy

2pc Aluminum Shaft Couplers for 6.35-10mm shafts
✔️ 2pc, 40x25mm, 6.35-10mm shaft, screw clamp, aluminum

These shaft couplers connect small motors to drive shafts in 3D printers and CNC rigs, offering light to medium torque transmission with easy screw clamp.

✅ Shaft compatibility: 6.35mm to 10mm (0.25-0.39 in) diameter, 40x25mm body
✅ Material: aluminum alloy, lightweight and rigid
✅ Screw size: M4 x 0.7
✅ Pack: 2 pieces; encoder compatible; light to medium torque
✅ Clamp type: screw clamping design

💡 What is a shaft coupling used for in small CNC machines and 3D printers? This handy component keeps power transfer smooth. - Absorbs minor parallel and angular misalignment with spring action. - Transmits torque with low backlash for light to medium duty setups. - Useful in encoders, lead screws, and small drive trains in printers and CNC rigs. - Made from aluminum alloy for lightweight strength.