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White Industries

1-1/8" - 1-1/2" Tapered Headset, IS41/28.6, IS52/40

Regular price $122.00 USD
Regular price Sale price $122.00 USD
Sale Sold out

The IS41│IS52 headset is designed to fit frames with integrated 41mm/52mm head tubes and works with tapered and straight fork steerers.  The “IS” stands for “Integrated” as the bearing sits directly inside the frame’s head tube without a cup.  The “41/52” stands for the top/bottom inside diameter of the frame’s head tube.    


  • U.S. sourced 6061-T6 aluminum
  • Machine engraved White Industries logos 
  • Easily replaceable Enduro bearings
  • “Split” crown race for tool-free installation and removal
  • Really sweet matching headset spacers available separately
  • Can accommodate 3 types of fork steerers:
    • “Straight” 1-1/8″ with a 30mm crown race
    • “Tapered 1-¼” with a 33mm crown race seat
    • “Tapered 1-1/2” with a 40mm crown race seat

More information.