Quick Release Steering Wheel Hub Disconnect is the new standard in quick release hubs! Designed for motorsports applications, this quick release hub is lightweight, black anodized and CNC-machined from premium 6061-T6 billet alumimum. Features a precision-tolerance design for positive steering input. Uses a standard 3-bolt mounting pattern and can be used with Flaming River FR20119 Billet Aluminum Wheel Adapter to fit 5 and 6-bolt steering wheels. 20-spline design fits 3/4" smooth shaft and utilizes deep beveled splines for a greater engaged surface area.Meets SFI-Spec 42.1 requirements with a NASCAR-required steel pull disconnect ring.Note: Only compatible with Motorsports style columns.