Wheels Manufacturing SOLO-SPEED Cog - 20t Fits SOLO-SPLINE SOLO-XD kits Teal Model=Dura-Ace Track Cog Made with a proprietary blend

Made with a proprietary blend of 420 virgin stainless steel with high carbon content that provides better memory and friction

4 bolt sculpted SL faceplate

Be your best and get ahead with the new Speedmax Classic WS classic boot

2 Black Steel Bolts

Wheels Manufacturing SOLO-SPEED Cog - 20t Fits SOLO-SPLINE SOLO-XD kits Teal Model=Dura-Ace Track Cog Made with a proprietary blendWheels 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