Park Tool Bottom Bracket Tool - 16 Notch (BBT-49.3) lizard-skins The M15 adapter can also

The M15 adapter can also be used to install any of Park Tool's current models of aluminum bottom bracket tools

Smaller end fits 6-spline nipples with 5

weatherproof and ultra-tough

63") diameter

Park Tool Bottom Bracket Tool - 16 Notch (BBT-49.3) lizard-skins The M15 adapter can alsoAbout Park Tool Bottom Bracket Tool 16 Notch (BBT 49. 3) A precision CNC machined aluminum tool for the installation and removal of select threaded bottom brackets with 16 notch tool fittings, including Shimano XTR BB93, Dura Ace BB9000, and Token bottom brackets. Manufactured in house by Park Tool, anodized for easy identification and featuring a ratchet torque wrench compatible 3 8" drive. The BBT 49. 3 features integrated threads for full