The Lifeline Quick Release Steering Boss is CNC manufactured using aircraft quality aluminum hard anodised for strength and durability. Both male and female splines are precision gear cut incorporating a master spline for accurate alignment. Diameter of the standard weld-in male spigot is 20mm. Lifeline Quick Release Bosses are anodised gold to meet FIA requirements.

6 x 70mm PCD steering wheel fitment e.g. Racetech, Momo, OMP, Sparco.