Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Purple Model-Radar color black length 60mm valve

color black length 60mm valve presta package pair

} Polyurethane base with a velvet cover and backside/center adhesive strip for easy mounting

e*thirteen Press Fit Bottom BracketsBearings feature high performance seals and a custom grease specification deliver supreme durability and smooth spinning performance

8 Clamp +/-6 1 1/8" Aluminum Matte Black B2

Smoother shape transitions and surface finish

Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Purple Model-Radar color black length 60mm valveCogs are designed with narrow wide alternating tooth pattern allowing for superior chain retention Cogs are optimized for use with Solo XD Carrier system only Will not work with 13spd Campagnolo chains or 12spd Shimano HG+ chains TECH SPECS model SOLO XD description SOLO XD replacement cog teeth 21 chain 9 12sp color purple