Wheels Manufacturing SOLO-SPEED Cog - 23t, Fits SOLO-SPLINE and SOLO-XD kits, Green BMX Bars - Sealed bearing

- Sealed bearing

- Improved design reduces vibration and increases stiffness and power

- Lightweight Aero 1x chainrings for road and gravel

- From its massive 520% gear range

Wheels Manufacturing SOLO-SPEED Cog - 23t, Fits SOLO-SPLINE and SOLO-XD kits, Green BMX Bars - Sealed bearingWheels 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