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Park Tool - Bottom Bracket Tool 44mm


The BBT-19.2 is used to remove and install external bearing crankset bottom brackets. Fits external bearing bottom brackets with 16 external notches and an outside diameter of approximately 44mm.

The BBT-19.2 works with many external bearing crankset bottom brackets, including:

  • Shimano® BB80B
  • Shimano® BB80D
  • Shimano® BB4600
  • Shimano® XT BB70B
  • Shimano® BB52B
  • And previous external bearing threaded cups

Also fits many external Threaded types for:

  • Campagnolo®
  • Fulcrum®
  • Chris King®
  • FSA® MegaExo™
  • Hope®
  • SRAM/Truvativ GXP®
  • Race Face X-type®
  • Surly®
  • Wheels®
  • Token®
  • And others