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Shimano BB-7700 Dura-Ace bottom bracket 70 - 109 mm

  Sorry! Shimano BB-7700 Dura-Ace bottom bracket 70 - 109 mm is no longer available.

Shimano BB-7700 Dura-Ace bottom bracket 70 - 109 mm

£109.99

Description

Precision engineered Dura-Ace 7700 bottom bracket for road Octalink splined system22 mm diameter chrome-moly hollow pipe billet axle reduces weightSplined interface provides a more rigid crank assembly compared to tapered counterpartsCompound bearing structure - ball and needle bearings support the spindle to reduce flexMaintenance-free sealed cartridge design prevents corrosion and is easy to installAverage weight 173 g

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