Wheels Manufacturing SOLO-SPEED Cog - 23t Fits SOLO-SPLINE SOLO-XD kits Red Model=Arion Mag Classic Rollers 15 vents are internally engineered

15 vents are internally engineered with an air channeling system to improve ventilation and comfort

stiffness and pendulum properties

all-around brush used before and after waxing

3" Compound UTC Bead Non-Folding Type Non-Tubeless Color Black Weight 810g

Primary Color Green Size S Helmet sizing in cm 51 - 55cm Certification CPSC EN1078 e-Bike approved No Visor No Integrated Light No Misc Moss Green

Wheels Manufacturing SOLO-SPEED Cog - 23t Fits SOLO-SPLINE SOLO-XD kits Red Model=Arion Mag Classic Rollers 15 vents are internally engineeredWheels 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