Shimano BB-MT501 English Bottom Bracket - English 68/73mm Fits Hollowtech II Spindle Black Kids Strollers The elimination of connection joints

The elimination of connection joints leaves little room for play and reduces much of the flex that can make crampons feel insecure on technical terrain

Handle the harshest environments with 115 pounds of thrust

breathable membrane keeps your feet dry in wet terrains

How It All Started

Using a flexible strap linking system minimizes bulk and offers a real compactness

Shimano BB-MT501 English Bottom Bracket - English 68/73mm Fits Hollowtech II Spindle Black Kids Strollers The elimination of connection jointsReplacing the SM BB52, this new BB MT501 bottom bracket provides better sealing and rotation to delivery high driving efficiency. English (BSA) threaded bottom bracket Fits 68 and 73mm frame bottom bracket shells Shimano Hollowtech II spindle interface For use with MTB, 24mm spindles Aluminum threaded cups Black