FSA Big Fat Pig 1.5R Headset

Item: 50-5491
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The FSA Big Fat Pig is an external cup, threadless headset for a 1-1/8 steerer and 1.5" sized head tubes and features oversized caged ball bearings and CNC machined, heavy duty steel cups. There's a reason they call this bad boy the Big Fat Pig.


  • For 55mm OD head tube
  • For 1.5" sized head tube and 1-1/8" steerer
  • Reduction design
  • CNC machined steel cups
  • Super oversized 7/32"x20 retainer bearings
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