Ceramic Hybrid Cartridge Bearing chain retention parts Audience: Purists

Audience: Purists

Double looped cable ends for use with all U-Locks and padlocks

Casual style makes for easy post-ride transitions

the 321 disc turns conventional design on its head

Rim Type: Carbon tubular

Ceramic Hybrid Cartridge Bearing chain retention parts Audience: PuristsCeramic Hybrid bearings feature ABEC 5 tolerances and premium features such as LLB seals, Graphite Nylon retainers, Silicon Nitride Grade 5 balls, and cryogenically treated steel races. ABEC 5 precision cartridge bearing Grade 5 Si3N4 Silicon Nitride balls 52100 high carbon Chromium alloy races Races receive 3 cryogenic treatments "LLB" type 2 lip low contact Nitrile Butadiene rubber labyrinth seals Nylon graphite retainer Realube Special Ceramic