Shimano Deore Xt M8000 Bottom Bracket – Bb92


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Shimano Deore XT M8000 Bottom Bracket – BB92. The Shimano Deore XT M8000 bottom bracket has been updated with a new bearing and seal design. The new design features smaller ball bearings for less friction and better rotation, resulting in more efficiency. Improved seals keep mud and dirt out for a longer wear life, and longer intervals between servicing.