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.
Option | Barcode | Manufacturer's Part Number | Vendor Number |
---|---|---|---|
English thread | 00689228403758 | ISMBB9000B | SHI-ISMBB9000B |
Italian thread | 00689228403741 | ISMBB9000I | SHI-ISMBB9000I |