SM-BBR60 external
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$50.00
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SM-BBR60 external
$50.00
FEATURES of the shimano,Ultegra SM-BBR60 Bottom Bracket Bottom bracket Optimum power transfer Specifications Shell width: 70mm 68mm Generation: Ultegra BBR60 Crank interface threaded Average weight: 77 g Threaded BB shell width_70mm Hollowtech II BB_threaded BB type Small ball bearing Threaded BB shell width_68mm
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