Product description
Swivel hub with ball bearings for things that need to rotate. The ball bearings enables smooth and low-friction movement between the two attachment plates. The screw holes fit with the 0.77" hub pattern.
* Diameter: 25.4mm (1")
* Thickness: 9.52mm (3/8")
* Diameter: 25.4mm (1")
* Thickness: 9.52mm (3/8")