The PROX Cylinder Gasket Set contains all necessary gaskets, rubber parts, and valve seals for piston overhaul (Top End). This kit ensures you have everything needed for a complete and efficient rebuild. Manufactured by PROX, known for their superior quality and reliability. Whether you are a professional mechanic or an enthusiast, this gasket set is designed to meet top performance standards, providing a perfect fit for your KTM motorcycle. Keep your engine running smoothly and extend its life with this comprehensive gasket set.