Shimano Pressfit BB86 Bottom Bracket (SM-BB92-41B) WORKSHOP This discreet unit mounts under

This discreet unit mounts under the saddle and around the rails using a 25mm strap with a clever magnetic hook to secure it

Light weight

yet stiffer and stronger than either full plastic or metal core designs

The final product is a tread that performs unlike any other

given the increased number of chainrings in the same space

Shimano Pressfit BB86 Bottom Bracket (SM-BB92-41B) WORKSHOP This discreet unit mounts underThe 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