Details
Shimano's Dura-Ace Bottom Bracket Cups are perfect for Shimano's Dura-Ace Crankset. They feature durable composite construction, super-smooth sealed bearings, a plastic sleeve for additional protection, and they come in English and Italian threading.
65 grams
Part Numbers
Option | UPC | MPN |
---|---|---|
English thread | 689228403758 | ISMBB9000B |
Italian thread | 689228403741 | ISMBB9000I |