FSA FSA Bearing, Headset, 31 x 41.8 x 8mm, Stainless Steel, ACB 1-1/8" x 45°/45° (MR121)

FSA Bearing, Headset, 31 x 41.8 x 8mm, Stainless Steel, ACB 1-1/8" x 45°/45° (MR121)

Replacement bearing for FSA Integrated Headset
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Please note that components are subject to change and may not be exactly as pictured.


  • Model FSA: (Full Speed Ahead) Integrated Headset Bearings
  • Bearing O.D: 41.8mm
  • Bearing I.D: 30.5mm
  • Bearing Type: Cartridge
  • Thickness: 8
  • Cartridge Bearing Angle: 45x45

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