Park Tool BBT-59.2 Bottom Bracket Tool 41mm
Park Tool's BBT-59.2 Bottom Bracket Tool is a precision CNC machined aluminum tool for the installation and removal of 16-notch, 41mm external bearing bottom brackets. Featuring updated tooth profiles to optimize the fit between the tool and high performance BB parts.
Anodized and laser engraved for easy identification and featuring a ratchet/torque wrench compatible 3/8" drive. Fits Shimano® BBR60 (Ultegra® 11-speed 6800 series), Shimano® MT-800