The Mark Williams 5/8-18 Drag Race Wheel Stud Kit is engineered specifically for drag racing and aftermarket wheel setups, providing a secure hold under extreme conditions. Each stud features an 11/16-inch shoulder for added contact and stability, working seamlessly with open-end flanged lug nuts and aluminum washers. This comprehensive kit includes 10 studs, jam nuts, aluminum washers, and standard lug nuts, making it an ideal choice for enhanced wheel security and durability on the track.