Shimano 105 Bottom Bracket Cups

Shimano 105 Bottom Bracket Cups
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Shimano's 105 Bottom Bracket Cups are compatible with Shimano's integrated cranksets and bicycles with threaded bottom brackets. The cups are made of lightweight aluminum and the excellent Shimano bearings are sealed for maximum durability. There's also a nylon sleeve for additional bearing protection.

Part Numbers

Option UPC MPN Store SKU
English thread 689228423589 ISMBB5700B BBU27415582G
Italian thread 689228423527 ISMBB5700I


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