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Park BBT-49.2 39mm OD External BB Tool

Park BBT-49.2 39mm OD External BB Tool

Suits Bottom Bracket Size:
16-Notch 39mm
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Regular price $79.95
Regular price Sale price $79.95
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The BBT-49.2 is designed to fit 16 notch external BBs. It is made from CNC machined alloy so you know its strong. It has been updated to ensure a good fit on modern BBs and to allow it to fit Shimano STEPS square drive motors.


  • 3/8 torque wrench 
  • 16 notch 39mm OD cups
  • Fits Shimano XTR BB91/3/4, Dura-Ace R9100, Shimano STEPS Hollowtech II e-bike motor lockrings, and Token BB's
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