Features: 1.Fittment:Fits for Cummins ISX, X15 Liner Press works on flat-top and grooved-top liners. Alternative to OEM #3164606. 2.Material:Made of high quality solid steel with black anodizing, and application of precise mechanical design, sturdy and durable, impact-resistant, corrosion-resistant. Kit includes 2 Spacers (*5395470). Cylinder Liner Installer Tool ×1. 3.Function:Works on flat-top and grooved-top liners. This tool is designed to install antipolishing rings without damaging the liner and antipolising ring. .