Park Tool BBT-59.2 Bottom Bracket Tool 41mm

Park BBT-59.2 Bottom Bracket Tool, 41mm  Park bottom bracket tools for installation and removal of 16 notch bottom brackets. Precision CNC machined aluminum tool for the installation and removal of external bearing bottom brackets Anodized for easy identification and featuring a ratchet/ torque wrench compatible 3/8” drive Fits 16 notch adaptors measuring 41mm diameter such as Shimano BBR60 (Ultegra 11-speed 6800 series