SHIMANO ULTEGRA SM-BBR60 ITA HOLLOWTECH II BOTTOM BRACKET over-2500 Ultra-light hollow carbon fiber crankarms

Ultra-light hollow carbon fiber crankarms

Aluminium Frame: Lightweight aluminium frame lets you haul more without adding extra weight

Minoura’s entry level magnetic trainer comes with all the features you need to improve your fitness or warm up at events

Accessories: HMI 2

SHIMANO ULTEGRA SM-BBR60 ITA HOLLOWTECH II BOTTOM BRACKET over-2500 Ultra-light hollow carbon fiber crankarmsSHIMANO BB R60 bottom bracket cups engineered for Ultegra Hollowtech II cranksets (FC 6800). Features Italian thread (M36 x 24T) compatibility for traditional frame designs. The HollowTech II technology delivers a wider bearing platform and larger axle diameter, maximising stiffness and pedalling efficiency. Sealed bearing design minimises interface points for smooth, durable performance. Installation requires TLFC37 or TLFC25 tool with TLFC36