Aluminum Shaft Coupling 12 To 15mm ID 45mm Length Built Tough Rigid Shaft Coupler Connector For 3D Printer DIY Robots Motors And Transmission Systems High Torque Easy Install

Rigid aluminum shaft coupling for 12-15mm ID, 45mm long, single unit
✔️ Outer 32mm(1.26"), inner 12-15mm(0.47-0.59"), 45mm long

The aluminum alloy shaft coupler is a rigid connector that links two shafts to rotate together and transmit torque. It’s a solid fit for machine tools, 3D printers, robotics, and other transmission systems where precise alignment and reliable torque transfer matter.

✅ Outer Diameter 32mm (1.26"), Inner Diameter 12-15mm (0.47-0.59"), Length 45mm (1.77"), Material Aluminum Alloy
✅ Package includes 1 x Rigid Shaft Coupler Joint
✅ Robust aluminum alloy construction designed for high torque and radial loads

💡 What is a shaft coupling used for in mechanical systems? It connects two shafts to transfer torque and keep alignment handy in drive trains, printers, and robotics.
- rigid connection for torque transfer
- easy install with set screws
- aluminum keeps weight down
- suited for compact, high-speed layouts