Sold as a set

It replaces the OEM plastic version made of billet aluminum

Up to 10 Hours of Heat Per Charge

Single anti-scratch shield for Track helmet

Consequently

Supersprox - Sprocket 16 Front Kawasaki SI (CST-578-16-2) K-Type-Protective Gear Sold as a setDrive 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