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Aluminum Shaft Coupler for 10 to 12.7 mm ID, 30 mm Length

✔️ Outer 25 mm, inner 10 to 12.7 mm, 30 mm long, aluminum alloy

This aluminum shaft coupler is a rigid joint used to connect two shafts so they rotate together and transmit torque. It's widely applied in machine tools, CNCs, 3D printers, robotics, and automation lines for reliable power transfer.

✅ Outer diameter: 25 mm
✅ Inner diameter: 10 to 12.7 mm
✅ Length: 30 mm
✅ Material: aluminum alloy, color silver
✅ Package: 1 x rigid shaft coupler joint

💡 What is a shaft coupling used for in DIY projects like 3D printers and CNC builds?

- Connects two shafts to transfer torque and keep them aligned - Reduces misalignment and vibration in compact drive systems - Easy to install with hex wrench and set screws - Aluminum alloy construction provides strength with light weight