Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Blue Model-CT11465AA 5" External Adjustments Coil Preload

5" External Adjustments Coil Preload Defined Color Black Positive Spring Air Stanchion Diameter 32 Steerer Tube Length (mm) 255

Great for track racing

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Model Gravel H HP Size 700c Width 50mm Casing Pro Wall Gravel TPI 120 Compound Smart EVO GR Bead Folding Type Tubeless Color Black/ Tanwall Weight 570g

Wider clearance for modern tires and wheelsets (up to 28c)

Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Blue Model-CT11465AA 5" External Adjustments Coil PreloadWheels 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