Shimano Ultegra 6800 Pressfit Bottom Bracket
Shimano Ultegra 6800 PressFit Bottom Bracket. The all-new Shimano Ultegra 6800 PressFit SM-BB-72-41B Bottom Bracket is designed to fit frames with BB86 bottom bracket shells. These cups are lighter than the 6700 version, and reduce friction by up to 50% for more efficient spinning.
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* This offer may contain time-sensitive information and offers. Please check with Performance Bicycle to confirm actual price & availability.