Shimano Dura-Ace BB91-41B Press-Fit Bottom Bracket

Features: -For use on BB86/92 bottom bracket shells -Compatible with 24mm spindle Hollowtech II cranksets -The only difference between the Road and MTB versions

bottom bracket

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Shimano BB91 MTB PressFit Bottom Bracket, Shimano Premium Grease Alternative

SHIMANO AMERICAN CORP.

Shimano BB91 MTB PressFit Bottom Bracket, Shimano Premium Grease Alternative

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