Vortex Alloy Rear Sprocket 520-43T Black 39-0642-43AZK Category_Casual Shirts & T-Shirts Compatible with Alpinestars’ class-leading Tech-Air®

Compatible with Alpinestars’ class-leading Tech-Air® airbag system

*Screw set (Clear #2483) sold separately

The gloves of the IT series only heat up in areas that are actually exposed to the cold - no unnecessary heating

Bobbins make fitting a rear paddock stand to your bike much easier and quicker

Vortex Alloy Rear Sprocket 520-43T Black 39-0642-43AZK Category_Casual Shirts & T-Shirts Compatible with Alpinestars’ class-leading Tech-Air®Vortex Alloy Rear Sprocket 520 43T Black 39 0642 43AZK Lightweight Aluminum Racing Sprocket 100% CNC manufactured in the USA Specially formulated alloy per Vortex specifications Unique tooth design increases sprocket longevity Vortex patented sprocket design is unlike any other sprocket