Shimano's Dura-Ace Bottom Bracket is perfect for Shimano's Dura-Ace crankset. It features durable composite construction, super-smooth sealed bearings and a plastic sleeve for additional protection.

Features and Information

54 grams

Part Numbers close open

Barcode	Manufacturer's Part Number	Vendor Number
689228403765	ISMBB9241B	SHI-ISMBB9241B

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