Five Pack Universal Rotatable Steering Shaft U Joint Coupling for RC Car Robot Crawler and Boat 360 Degree Universal Joint Motor Connector 3.17mm To 4mm Vgoohobby

Five-Pack 360° Rotatable U Joint Shaft for RC Models
✔️ 5-pack metal joints, 9mm OD, 23mm length, M3/M4 screws, silver

These universal rotatable steering shaft U joint couplings are designed to connect rotating shafts in RC cars, robots, crawlers, and boats. Constructed from durable metal, they deliver reliable 360-degree movement for flexible, smooth operation in tight spaces.

✅ Pack of 5 pieces with screws
✅ Material: high-quality metal for durability
✅ 360-degree rotatable joint for full motion
✅ Compatible with RC cars, robots, crawlers, boats
✅ Size options: 3mm-3mm, 3.17-4mm, 4mm-4mm, 4mm-5mm, 5mm-5mm, 6mm-6mm
✅ Outside diameter: 9mm; length: 23mm (for 3mm-3mm, 3.17-4mm, 4mm-4mm); 24mm for 4mm-5mm, 5mm-5mm, 6mm-6mm; screws: M3 or M4

💡 What is a universal joint and how is it used in RC models and robotics?

It's a handy connector that lets shafts move freely while transferring torque.

- Links shafts with angular misalignment in tight spaces to keep motion smooth
- Handy for RC cars, boats, and robots needing flexible shaft connections
- Durable metal design withstands vibration and regular use