Fitment :Fit for Cummins ISX12 and ISX15 with single overhead cam replace part numbers:4918991 High Quality: Machined from heavy duty steel with excellent mechanical and physical properties,this Installer Tool is good in corrosion resistance and durability Application: Used for installation and removal of front crankshaft seal and wear sleeve without damaging the seal,it credibly prevents the seal from leakingFeatures: Simple to use, impossible to mess up, and well built. Package: 1* Sleeve Remover 3 * Washers 3 * Nuts 3 * Nuts 3 * Studs 3* Forcing Screws 2 * Hex-head screws 6 * Self tapping screw.