Park Tool BB tool- BBT-18

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The BBT-18 is a heavy duty, investment cast tool for installing and removing the following:Shimano® Octalink® right side bottom bracket cup with external notchesBontrager® ISIS Dri ve™ bottom bracket cupsFront chainring lockring for Bosch® Gen 3 and Gen 4 e-bike systems and Specialized® Levo® Brose® e-bike systems Show more