BSA English Threaded Shimano MTB Bottom Bracket

Info Installation Instructions Installation Video Specifications The BBInfinite Shimano BSA Threaded Bottom Bracket works with all Shimano HollowTech mountain cranksets on the market, from Deore to XTR. Our HollowTech bottom bracket ships with the necessary accessories and an installation guide. Installs with common socket-style, 16-notch tools such as the classic Shimano TL-FC33, Park Tools BBT-69.2, and many others. ABOUT OUR BEARING CHOICES: Ceramitech Bearings: Our Si3n4 hybrid ceramic bearings feature ultra-spherical silicon nitride balls matched to SAE 52100 chrome steel bearing races that have been processed with additional heat treatment and polishing steps. The result is a hybrid-ceramic bearing that lasts longer than any steel bearing with spin performance no steel bearing can rival. We’re so confident in the durability of our Ceramitech bearings that we back them with a Lifetime Bearing Exchange warranty. These bearings feature mid-contact seals for extreme performanc