Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Red CheckoutSpec= Jungle }Abus Lock Chain Combo Yardo

}Abus Lock Chain Combo Yardo 7807F/110 BK Chain Lock - Black

100% CNC machined aluminum expanding-wedge construction means that once tightened properly

More at home on the street than the velodrome the Steamroller takes you just about anywhere

Hydraulic Bottom Out kicks in to restrict the flow of oil within the last 20% of travel

Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Red CheckoutSpec= Jungle }Abus Lock Chain Combo YardoWheels 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