The Sparco quick release boss is made from CNC processed aeronautical aluminium, and is hard anodised for better strength and reliability. It is designed to bolt to a vehicle specific hub/boss with a 6 x 70mm bolt PCD and fits 6 bolt wheels from brands such as Sparco, Momo, OMP, Sabelt, Motacorsa, Mountney M range, Simoni Racing and Reverie.
- Master spline guarantees perfect alignment each and every time
- Easy to use release system enables quick removal of the steering wheel
- Conforms to FIA regulations