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Shimano Dura-Ace

Shimano BB-7700 Dura-Ace Bottom Bracket

Shimano BB-7700 Dura-Ace Bottom Bracket

Regular price £114.99 GBP
Regular price Sale price £114.99 GBP
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  • 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