Great for the builder who needs the best product at a great value. These rod ends are the best way to add strength, reliability, and flexibility to any situation that requires use of a rod end such as in suspension or steering applications. The XM series utilizes a high strength Heat treated 4130 Chromoly body with a polished chrome finish sure to impress. The ball is made from heat treated bearing steel for strength and hard chrome polished for a smooth surface. The race is injection molded, teflon impregnated nylon which keeps the joint quiet and tight for years and years of usability.