Park Tool BBT-47-16 Bottom Bracket Tool

Not designed for use with impact drivers or other power tools. Fits 16-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 52–54 mm and a minor diameter (inside of notches) of 48.8 mm, including: C-Bear® T45 24mm, 30mm, and DUB® C-Bear® T47-BB86 CeramicSpeed T47/86 Enduro® BB30/30a TorqTite (30mm and DUB® spindles) Enduro® T47 (30mm and DUB® spindles) Kogel T47 SRAM® T47 DUB® White Industries™ PF30 Thread-Together White Industries™ T47 A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 16-notch tool fittings, including Enduro® T47 and PF30 bottom brackets. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive.