Supersprox - Sprocket 15 Front Yamaha SI (CST-580-15-2) past type tag-Helmets - Modular This application requires the damper

This application requires the damper to be fitted with a -5mm stepped open link arm

Storage for Velocity goggles

Incredible response

Pre-curved design for better fit and function

Supersprox - Sprocket 15 Front Yamaha SI (CST-580-15-2) past type tag-Helmets - Modular This application requires the damperDrive Sprocket Front Drive Sprocket Supersprox front sprockets are the best on the market today, with a balance between performance and longevity. Features SCM435 Ni Chrome Molybdenum low corrosion steel. Case hardened surface for maximum water resistance. Low carbon core to prevent breakage. Has the ultimate combination of strength and hardness. Rear Drive Sprocket (many style available) Stealth Sprocket (aluminum & steel) Longer system life without