Park Tool BBT-49.3 39 mm Cup Extractor

The Park Tool BBT-49.3 39mm cup extractor is a precision CNC machined aluminium tool for the installation and removal of selected threaded bottom brackets with 16-notch tool attachments, including Shimano XTR BB93, Dura-Ace BB9000 and Token bottom brackets. Manufactured in-house by Park Tool, anodised for easy identification and with a compatible 3/8" ratchet/torque spanner.The BBT-49.3 features integrated threads for full compatibility with the Park Tool BBT-RS bottom bracket tool retention system (sold separately). The BBT-RS uses an adjustable spring-based tensioning system to apply consistent and adjustable pressure to the tool, ensuring full engagement with the tool attachment and preventing slippage.Features:It fits 16-notch threaded bottom bracket fittings with a larger diameter (outside of notches) of 39-40 mm and a smaller diameter (inside of notches) of 37.6 mmCompatibility: Shimano XTR BB93, Shimano Dura-Ace BB9000, Token