The Lifeline Touring / Rally Car Quick Release Steering Boss is pre-drilled with 6 holes on a 70mm PCD making it a direct fit for steering wheels from manufacturers such as APS, Momo, OMP, Sparco & Sabelt.
The Lifeline range of quick release steering bosses are CNC manufactured using aircraft quality aluminium that is hard anodised for strength & durability.
The bosses designed for motorsport are anodised gold in line with FIA requirements.
Both male & female splines are precision gear cut to ensure an accurate fit with zero backlash while a master spline allows the wheel to be fitted in the same position every time.
The male weld in spigot is made from 20mm diameter EN 3B steel with a 6mm pilot hole through the centre.