Rotatable Universal Steering Shaft 5mm To 5mm Inner Diameter Two Pack U Joint Shaft Coupling With M4 Screws For Motors Models And Robots Ideal For DIY Projects And Hobby Builds For DIYers

Two-Pack 5mm Universal Steering Shaft U-Joint for DIY
✔️ Two pcs universal joints, M4 screws, 11mm O.D., 24mm length, 5mm bore

This rotatable universal steering shaft comes as a two-piece U-joint coupling designed to connect motors, model cars, boats, and robots. It’s a handy choice for DIY projects and hobby builds where torque transfer and shaft alignment matter.

✅ Outer diameter: 11 mm (0.43 in)
✅ Length: 24 mm (0.94 in)
✅ Inner diameter: 5 mm to 5 mm (0.19 in to 0.19 in)
✅ Thread size: M4
✅ Material: nickel-coated iron with corrosion-resistant plating
✅ Packing contents: 2 universal joints, 8 screws, 1 spanner
✅ 45-degree transmission direction changes for flexible layouts
✅ Applications: connects motor shafts to hex wheels, model cars, ships, and robots

💡 What is a universal joint shaft used for in hobby robotics and model builds? It's handy for transmitting torque between shafts with angular misalignment, enabling flexible layouts. - Transmits torque between motors and wheels or gears even with angular misalignment - Enables 45-degree changes in transmission direction for handy layouts - Made from nickel-coated iron for durability and corrosion resistance - Uses M4 screws for quick mounting on hobby setups