Compatibility: Designed for 50CC-60CC motorcycles such as TB50, TB60, D1E41QMB, D1E43QMC, 41mm-43mm piston diameter matches 10mm ring width, and is widely applicable. Durability: Made of solid , the piston ring maintains stable performance during use and extends engine life. Sealing: The optimized piston ring improves sealing effect and reduces consumption. Heat dissipation effect: Designed for vehicles, it reduces engine temperature, improves working stability, and is suitable for a variety of road conditions. Easy installation: The size matches, the installation process is simple and quick, saving maintenance time, and is suitable for daily maintenance.