or for something more cost effective the Z-Frame is a great option

Large ventilation option using two-way zips and pockets

to press on connecting plates

Very stretchy and flexible

Supersprox - Sprocket 17 Front Yamaha SI (CST-579-17-2) Bike-Husaberg 570 450 350 or for something more costDrive 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