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Shimano Ultegra Bottom Bracket

Shimano Ultegra Bottom Bracket
$24.99 - $38.99
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Shimano's Ultegra bottom bracket uses Pro Tour-proven technology for lighter weight and super smooth spinning, while still maintaining the same level of durability and stiffness. It's available in English, Italian, or Press Fit models.

Part Numbers

Option UPC MPN Store SKU
English thread 689228109544 ISMBBR60B 210000045730
Italian thread 689228108448 ISMBBR60I 210000041196
Press Fit 689228122567 ISMBB7241B