Wheels Manufacturing SOLO-SPEED Cog - 23t Fits SOLO-SPLINE SOLO-XD kits BLK Model=CZ Control Grips the Sport Gravel Floor Drive

the Sport Gravel Floor Drive pushes more air per stroke for faster fill-ups while still offering easy pumping action

8mm spacer (included) for use with a XD cassette

Highly functional vest with windproof front and elastic

Wolf Tooth BSA 29mm/30mm Bottom Bracket

Wheels Manufacturing SOLO-SPEED Cog - 23t Fits SOLO-SPLINE SOLO-XD kits BLK Model=CZ Control Grips the Sport Gravel Floor DriveCogs 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 23 chain 9 12sp color black