Park Tool BBT-79.3 Bottom Bracket Tool - 12-Notch Giant-Imported More efficient power transfer

More efficient power transfer

USB-C rechargeable

Time Trials

and the anodized aluminum Speed Spinner makes quick work of long fasteners

Lab71 Synapse Hi-MOD Carbon

Park Tool BBT-79.3 Bottom Bracket Tool - 12-Notch Giant-Imported More efficient power transferA 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, Rotor BSA30, and others. Manufactured in house by Park Tool, anodized for easy identification and featuring a ratchet torque wrench compatible 3 8" drive. The BBT 79. 3 features integrated threads for full compatibility with the Park Tool BBT RS Bottom Bracket Tool Retaining