Manufactured by Kit Includes 2 Compression Rings, 1 Oil Ring 2 Scraper Rings (you get exactly what is pictured) Rings are interchangeable with OEM pistons unless noted Rings are for standard bore size – 66.00mm Compatible with Arctic Cat models below: 1999 250 2×4 Utility 2000 250 2×4 Utility 2001 250 2×4 Utility 2001 250 2×4 Utility 2002 250 2×4 Utility 2002 250 4×4 Utility 2003 250 2×4 Utility 2003 250 4×4 Utility 2004 250 2×4 Utility 2004 250 4×4 Utility 2005 250 2×4 Utility 2005 250 4×4 Utility