Shimano Pressfit BB86 Bottom Bracket (SM-BB92-41B) General The matching size chainring is

The matching size chainring is available separately

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Shimano Pressfit BB86 Bottom Bracket (SM-BB92-41B) General The matching size chainring isThe Shimano Dura Ace Pressfit BB86 Bottom Bracket (SM BB92 41B) is a Hollowtech II bottom bracket for 86. 5mm shell width frames. With an advanced seal construction for smoother rotation, it's still lightweight at just 54 grams. Specifications Model No: SM BB92 41B Bottom bracket with small ball bearings for lightweight Advanced seal construction for smoother rotation Mfr Claimed Weight 54g Shop the Shimano Dura Ace Pressfit BB86 Bottom Bracket now at