Includes all the receiving tubes and removing/installing adapters needed to work on most GM, Ford and Dodge 2-wheel and 4-wheel drive pick-ups, vans and sport utility vehicles through 1997. Works on press fit upper and lower ball joints. Set also includes live center forcing screw plug. Blow molded case for easy storage and transport Fits 1-1/8", 1-1/4", 1-5/16", 1-3/8" Pulley Hub Diameter. .