These joints are the best choice for the builder on a budget. They feature a self cleaning Kevlar/Teflon liner. The large body is built from Carbon steel, heat treated and coated for protection. The race is self lubricating and self cleaning. The ball is 52100 hardened bearing steel, heat treated, hard chrome plated and precision ground. EXM-16 1.25" w/ 1.0" ball steel rod end. Static Load Rating: 43,541 lbs.