bb770

BB-7710 Dura-Ace bottom bracket 68 – 109 mm without seals

£49.99

SKU: BB7710B09NSY Categories: Bottom Brackets, Velodrome

Precision engineered Dura-Ace 7700 bottom bracket for road Octalink splined system
22 mm diameter chrome-moly hollow pipe billet axle reduces weight
Splined interface provides a more rigid crank assembly compared to tapered counterparts
Compound bearing structure – ball and needle bearings support the spindle to reduce flex
Maintenance-free sealed cartridge design prevents corrosion and is easy to install
Average weight 173 g

Brand

Shimano

Manufacturer	Shimano