Features: 1.100% brand new aftermarket replacement motorcycle engine piston assembly set 2.Adopted high quality materials that meet or exceed original requirements 3.Original standard, directly replace your old or broken one 4.Stable characteristics, high reliability, long service life 5.Easy installation, compatible for CG 125cc ATV Dirt Bike Go Kart, fit for CG 125cc Vertical Engine Specification: Features:_x000D_ _x000D_ 100% brand new aftermarket replacement motorcycle engine piston assembly set. _x000D_ Adopted high quality materials that meet or exceed original requirements. _x000D_ Original standard, directly replace your old or broken one. _x000D_ Stable characteristics, high reliability, long service life. _x000D_ Easy installation, compatible for CG 125cc ATV Dirt Bike Go Kart, fit for CG 125cc Vertical Engine. _x000D_ _x000D_ Specifications:_x000D_ Material: Metal_x000D_ Color: as picture show_x000D_ Piston Diameter: 56.5mm/2.2in_x000D_ Piston Height: 50mm/2.0in_x000D_ Pin Diameter: 15mm/0.6in_x000D_ Pin Length: 48mm/1.9in_x000D_ Piston Ring Diameter: 58mm/2.3in_x000D_ Package Weight: approx.183g_x000D_ Fitment: for CG 125cc ATV, Dirt Bike & Go Kart, CG 125cc Vertical Engine._x000D_ _x000D_ Package List:_x000D_ 1 * Piston Assembly Kit PackageList: