Yeah Racing Red Aluminium 12mm Wheel Hexes (5.5mm Thick) 4Pcs w/ Hardware

Aluminum Hex adaptors for a more evenly distributed load on your drive train when compared to the plastic ones included with most kits. Features a set screw locking which prevents it from falling out when changing wheels. Also a wide variety of thicknesses for you to choose the most suitable for your car that matches your body!