For CR250 CR 250 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996-2007 Motorcycle 66.4mm +60 67mm Piston Rings Motorcycle Cylinder Piston(67mm (Oversize 60))

For CR250 CR 250 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996-2007 Motorcycle 66.4mm +60 67mm Piston Rings It helps maintain consistent up-and-down movement during operation and supports the energy needed to drive internal tool function. This chainsaw part helps regulate the force transfer inside the tool by supporting compression and decompression timing. Simple installation process practical and convenient to use. Ensures longevity and wear resistance, providing reliable performance on the road.