Lenses are bulletproof and impact tested to :

safer and more secure than bungee cords

042701738B0

Manufacturer's Part#: 8019100150

Supersprox - Sprocket 15 Front Honda SI (CST-1256-15-1) Supplier-HPCorse Lenses are bulletproof and impactDrive 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