Park Tool BBT-79.3 BB-Cup Tool

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A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 12-notch tool fittings including SRAM BSA DUB, Race Face Cinch, Roto r BSA30, and others Fits 12notch bottom bracket tool fittings with a major diameter of 45-47mm and a minor diameter of 44mm 3/8" drive compatibility Retailers are not permitted to sell on the Amazon.com marketplace unless authorized in writing by Park Tool Show more