Park Tool BBT-27.3 Bottom Bracket Tool - 16 Notch 49mm OD

.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;} The Park Tool BBT-30.4 is a precision CNC-machined aluminum tool designed for the installation and removal of select threaded bottom brackets with 16-notch tool fittings. It is compatible with models such as FSA® MegaEvo®, Wheels Manufacturing™ T47, and Wheels Manufacturing™ PF30. This tool fits 16-notch threaded bottom brackets with a major diameter (outside of notches) of 48-50 mm and a minor diameter (inside of notches) of approximately 46.1 mm. Manufactured in-house by Park Tool and anodized for easy identification, it features a 3/8" drive for compatibility with ratchets and torque wrenches, ensuring accurate and reliable use. NOTE: The BBT-27.3 does not fit Hope™ BSA30. Not designed for use with impact drivers or other power tools.