Shimano Zee FC-M640 Chainset 170mm Black | 24 Bike Shop : Bikes, Clothing, Parts and Accessories

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Shimano Zee FC-M640 Chainset 170mm Black

The Shimano Zee FC-M640 Chainset 170mm. Two piece construction using the tried and tested Hollow Tech II system, the right-hand crank arm forms one unit with the axle. Shimano Zee FC-M640 Chainset 170mm Features 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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