BB86 equipped bikes allow more room for newer designs of chainstays and seat downtubes. Our press fit BB86 option for Shimano Road Cranksets does not have internal threads and has a 41mm inside diameter with a shell width of 86.5mm. Includes our World Champion ceramic ball bearings. Weighs only 65 grams.
Sign up for our newsletter for cool stuff, promos & the latest ACER Racing news!