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Shimano XT M8000-B1 Crank Arms

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Shimano XT M8000-B1 Boost Crank Arms

Choose the chainring you need and tailor your crankset to ride anywhere with this Shimano XT M8000 Single 11-Speed Crankset.

The Shimano XT M8000 Single 11-Speed Crankset features a new 3D composite tooth composition, which is optimised to support the load that is attributed to the chainring with enhanced chain retention. With improved sealing for durability and driving rigidity, this Shimano XT M8000 Single 11-Speed Crankset is an upgrade you will reap immediate benefit from.


  • Material: Forged HollowTech II Aluminium
  • Lightweight construction for external super smooth bottom bracket bearings
  • For use with 11-speed Dyna-Sys DCE single chainrings
  • 3mm outboard chain line (53.4mm) for use with 148 mm rear axle width
  • Stiffness and strength increased with advanced design due to wider spaced bearings and oversized axle
  • 70° spider arm for optimal rigidity
  • For use with 11-speed HG-X MTB chains only

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