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- Precision CNC machined aluminium tool for the installation and removal of 16-notch 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
- 16 notch 41mm OD cups
- Fits Shimano® BBR60 (Ultegra® 11-speed 6800 series), Shimano® MT-800
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