Looking for replacement or spare wheel studs for our Camburg 2.50 and 3.25 rear hubs? These are machined in-house from aerospace 4340 chromoly, heat-treated and then black oxide coated. They have 5/8-18 threads with a larger shoulder diameter where the drive plate and wheel registers for maximum strength and a rounded nose to prevent cross threading. These are designed specifically for Camburg 2.50 and 3.25 rear hubs and press in.