Park Tool BBT-49.2 Bottom Bracket Tool

Park Tool Shimano BBT-49.2 BB-Cup Tool. Features: Heavy duty shop quality bottom bracket tool For use with 16-notch external bearing bottom brackets with an outside diameter of 39mm Compatible with Shimano XTR BB93 and Dura Ace BB9000 Updated with added depth to fit Shimano STEPS square drive motor For use with a 3/8" ratchet/torque wrench Specs: Description: Shimano BBT-49.2 BB-cup tool