The Shimano XT BB-MT800-PA Bottom Bracket steps up the game with durable bearing seals and smaller bearings than previous models to reduce friction and provide a smooth pedal turn every time you clip in. It's compatible with 89. 5 to 92mm-wide shells...
Greased Lightning. This 24mm BB uses quality retainer bearings sealed with waterproof grease and wiper seals for durability and worry-free cranking mile after mile. Taking A Pass On Plastic. This BB uses lightweight 24mm coated steel cups that are precision...
The bottom bracket is a component that usually does its job without making a fuss, and Shimano knows how indispensable it is to our drivetrain, which is why they ensure smooth bearings, advanced sealing, and high manufacturing tolerances. With the Ultegra...