Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Red CheckoutSpec= Jungle 100% CNC machined aluminum expanding-wedge

100% CNC machined aluminum expanding-wedge construction means that once tightened properly

Combine with a speed shield for protection from wax particles

The Super Record S Wireless 2x 12-Speed crankset features the iconic Campagnolo design with visible carbon fiber for a crankset conceived to deliver maximum accur

The design of the Force crankarm is a wonder of carbon

this gear ensures ultimate performance in any weather

Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Red CheckoutSpec= Jungle 100% CNC machined aluminum expanding-wedgeWheels Mfg. SOLO XD and SOLO SPLINE Single Speed cogs are constructed with high end 7075 aluminum and designed with narrow to wide alternating tooth pattern allowing for superior chain retention. Cogs are optimized for use with Wheels Mfg. SOLO XD XD XDR and SOLO SPLINE Single Speed Conversion kit carrier systems only. Crafted with high end 7075 aluminum for light weight and extreme durability Cogs are optimized for use with Wheels Mfg. SOLO XD XD XDR