Shimano XT BB-MT801 68-73mm External Bottom Bracket - BSA Threaded - 68-73mm Shell - 24mm netsuite-webdata-created The CNC control knob twists

The CNC control knob twists for easy and controlled inflation

anti-fungal fabric with Birds eye poly mesh for extra airflow

the new Airspace II features the best in class viewport for an unparalleled field of vision

the Joint VPD Air is a light-duty elbow pads that is so comfy that you'll actually want to wear it

Shimano XT BB-MT801 68-73mm External Bottom Bracket - BSA Threaded - 68-73mm Shell - 24mm netsuite-webdata-created The CNC control knob twistsPremium XT bottom bracket keeps the elements out and your cranks spinning freely. The XT BB MT801 uses smaller ball bearings for smooth operation while durable seals keep the dirt and grime out. The BB MT801 is compatible with Shimano Hollowtech II cranks and 68 73mm BB shells. Features: Excellent seals prevent wear 16 notch 41mm cups Includes BB, spacers, inner sleeve and o rings Compatible with 68 and 73mm BB shells For use with Shimano Hollowtech