FSA BB-4000 MegaExo 19mm Omega Bottom Bracket (Black) (BSA) (68mm)

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Price: $41.00

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FSA (Full Speed Ahead) MegaExo Omega Bottom Brackets is a threaded BSA/English bottom bracket that is compatible with 19mm diameter crank spindles.


  • Due to varying dimensional tolerances between manufacturers, FSA MegaExo bottom brackets are not compatible with any other brand of crankset
  • Compatible with Omega cranks
  • Different models of MegaExo bottom brackets are designed to be specific to each model of FSA crankset
  • DI2 compatible composite center sleeve
  • Forged alloy and CNC machined external cups

Frame Interface: BSA/English Threaded
Spindle Interface: FSA MegaExo Omega (19mm)
Bottom Bracket Shell ID: 1.37
Shell Width: 68mm
Color: Black
Weight: 50g

This product was added to our catalog on March 6, 2019