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Shimano Tiagra Bottom Bracket Cups

Shimano Tiagra Bottom Bracket Cups
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Shimano's Tiagra Bottom Bracket Cups are perfect for Shimano's Tiagra Crankset (sold separately). They feature light, durable aluminum cups with super-smooth sealed bearings and a center plastic sleeve for even more protection from water and dirt. The Tiagra Bottom Bracket is available in English and Italian threading.

Part Numbers

Option UPC MPN Store SKU
English thread 689228676367 ESMBB4600B
Italian thread 689228676374 ESMBB4600I 210000000222