Ceramic bearings equal increased speed at a lower effort and increased durability for your high-end components. Independent testing shows speed increases approaching 4%, i.e. over 1km a rider can gain 20-40m for the same energy output. More than enough distance for a definitive win.
• MegaExo • Alloy center sleeve with double o-ring seals • External oversized ceramic cartridge bearings • Forged and CNC-machined external bearing cups • Finish: Anodized cups and sleeve • English threading - 68 and 73mm (BC-1.37” x 24T) • Italian threading - 70mm (M36 x 24T) • Fits K-Force Light cranks • Weight - 92g