This tool was specifically designed to remove the original equipment ball joints on smaller cars such as Hondas and Acuras when installing SPC Performance's sliding ball joints. With this revolutionary design you can remove the ball joint from the front upper control arm without removing the arm from the vehicle, saving time and costs. Packaged in a convenient blow-molded plastic case. This set comes complete with adapters for both removing and installing stock or Specialty Product's sliding ball joints. Replacement parts available: 40923-Adapter, 40925-Adapter, 40927-Adapter, 40929-C-Clamp w/screw.