Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Green ModelNumber=K9861 guaranteeing the highest quality standard

guaranteeing the highest quality standard as World Cup racers demand

2WAY-RELEASE means shifts can be released by pull of the index finger or push of the thumb Double or Triple Triple Includes Brake No Front Der/Shifter Compatibility Shimano Mountain Shifter Style Trigger Speed 3 Compatibility Triple

Features integrated U-lock carrying slot

Tools for working with DT Swiss spokes

bike cadence and more

Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Green ModelNumber=K9861 guaranteeing the highest quality standardWheels 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