Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Red MFPN=300-1020-002 Chainring BCD 110 Color Matte

Chainring BCD 110 Color Matte Black

5Shoe Size (US) 13Shoe Size (US) 14Water Protection NoneDefined Color Black

}SRAM XX1 Eagle AXS Rear Derailleur B-Bolt and Limit Screw Kit

Bike Mountable Yes Compatibility iPhone SE (2nd Gen) /8/7 Defined Color Black Waterproof No

Mount | Rotor Size 160 Post | 180 Rotor Mount | Rotor Size 140 Post | 160 Rotor Mount | Rotor Size 180 Post | 200 Rotor

Wheels Manufacturing SOLO-SPEED Cog - 21t Fits SOLO-SPLINE SOLO-XD kits Red MFPN=300-1020-002 Chainring BCD 110 Color MatteWheels Manufacturing SOLO XD Cog 21t Red. Wheels 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