Gran Compe SF rear track hub

These ultra-light, sleek low flange hubs feature beautifully machined cold-forged aluminum bodies, a sweet satin black or polished silver finish, precision sealed-cartridge bearings and hardened cro-mo axles. Compatible with all English-threaded lockrings.   FYI: "SF" = small flange (not San Francisco). Specifications • 24 or 32h • spacing: 120mm • fixed/fixed threading (standard 1.370"x24tpi) • flange diameter: 45mm • center to flange: 32mm • colors: black, silver • weight: 224g