Shimano FC-M645 ZEE chainset and 83 mm bottom bracket, 36T, 170 mm

Product Code: 28079

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  • Regular price £129.99
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  • Two piece construction using the tried and tested Hollow Tech II system, the right-hand crank arm forms one unit with the axle
  • Solid crank arms for increased stiffness and strength
  • Steel axle further increases stiffness and durability
  • Available in 68-73mm and 83mm BB fitment

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