Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Red CheckoutSpec= Jungle Combine with a speed shield

Combine with a speed shield for protection from wax particles

Designed especially for off-road riders the Rally XC are compatible with Shimano SPD cleats ready for those that ride gravel cross-country mountain or even cyclocross

More at home on the street than the velodrome the Steamroller takes you just about anywhere

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

Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Red CheckoutSpec= Jungle Combine with a speed shieldWheels 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