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Shimano Ultegra 6700 Bottom Bracket

  • HollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency
  • HollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability
  • 68mm : Threads: 1.37 x 24tpi
  • 70mm: 1.36 x 24 tpi

A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).

Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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