All-Pro Off Road’s Upper A-Arm kit is constructed of 4130 Chromoly material. Now featuring a top quality, teflon-lined 1.25″ uni-ball that provides maximum articulation for the Upper A-Arm without binding up like the factory ball joint. These arms are designed to correct suspension geometry on lifted applications, and have zerk fittings for easy bushing lubrication. Easy bolt-on installation with all hardware & Prothane bushings included. Powder coated silver as shown.