These special high misalignment rod ends are based on the "XA" series rod ends and feature large body and threaded shank with a special ball with shoulders. Three piece construction, with body, ball and race. This type of construction allows for the use of different metals for each component part. The body is manufactured out of 4130 steel alloy, which is heat treated, and zinc plated. Specifications for the race are heat treated alloy steel, zinc plated, and chromate treated materials. The special ball is made from 52100 steel (AMS-7440) and is heat treated, and hard chrome plated and also includes built in shoulders, providing additional misalignment without the use of spacers. The durable Teflon liner provides additional wear resistance.