Shimano Dura-Ace CN-7901 Chain - Road Bike Shop
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|Shimano Dura-Ace CN-9000 11-Speed Chain
We've come to grips with being full-blown bike nerds, and let's face it, if you're looking at the new Shimano Dura-Ace CN-9000 11-Speed Chain instead of the new crankset, you are too. At least you have good reason to be interested. The CN-9000 isn't just an 11-speed chain. Instead of simply...