The Lifeline quick release steering boss is CNC manufactured using aircraft quality aluminium hard anodised for strength and durability. Both male and female splines are precision gear cut incorporating a master spline for accurate alignment. The Lifeline quick release steering boss is available in three different formats: Formula Car Touring Car - (6 x 70mm PCD steering wheel fitment e.g. Sparco) Group N (allows you to use the quick release mechanism in conjunction with any aftermarket steering wheel boss that has a 6 x 70mm PCD steering wheel fitment e.g. Sparco) |