5 Pack Universal Rotatable Steering Shaft U Joint Coupler For RC Car Robot Crawler Boat 360 Degree Universal Joint Motor Connector 4mm To 4mm Beefy Metal Build With Multiple Size Options 3mm 3.17mm 4mm

Five-Pack 360° Rotatable Steering Shaft U-Joint for RC
✔️ Beefy metal, 5 pcs pack with screws; sizes 3-6mm available

This 5-pack universal rotatable U-joint set is designed for RC cars, robots, crawlers, and boats. It connects direct-axis motors to drive shafts with a 360-degree range and includes screws for quick, secure installation. Multiple sleeve sizes fit 3mm through 6mm shafts.

✅ Hole diameter options: 3mm-3mm; 3.17mm-4mm; 4mm-4mm; 4mm-5mm; 5mm-5mm; 6mm-6mm
✅ Outside diameter: 9mm for 3-4mm variants; 11mm for 4-6mm variants
✅ Length: 23mm for small options; 24mm for larger options
✅ Fastening screw size: M3 for small sizes; M4 for larger sizes
✅ Includes 5 joints and 10 screws; color silver
✅ Compatible with RC Car, Robot, Boat, and Crawler applications

💡 What is a 360-degree rotatable steering shaft U-joint used for in RC hobby gear?

This handy component helps link motors to drive shafts in RC setups, enabling flexible movement while staying secure.

- handy for RC cars, boats, robots, crawlers - reduces binding during steering and propulsion - supports 3-6 mm shaft sizes with sturdy metal construction