Park Tool 16-Notch 39 mm Bottom Bracket Tool - 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 compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately, item #890183).

Features:

• Fits 16-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 39-40 mm and a minor diameter (inside of notches) of 37.6 mm
• Also fits chainring lockrings on Shimano STEPS square spindle e-bike systems including; E6000, E6002 & E6050
• 3/8" drive fitting
• Integrated threads for full compatibility with the Park Tool BBT-RS (sold separately)

Compatibility:

• Shimano XTR BB93
• Shimano Dura-Ace BB9000
• Token