Threadless Headset Spacers


The perfect headset spacer for steel stems like the Rene Herse 1 1/8″ Threadless Stem. Available in 5 mm, 10 mm, and 20 mm heights, these are for OS steerer tubes (28.6 ID). Made from chrome-plated CrMo steel, these spacers have thinner walls than aluminum spacers, so they match the diameter of the steel stem.

  • Available in 5, 10, 15 and 20 mm heights
  • For OS steerer tubes
  • 28.6 mm inside diameter.
  • 31.8 mm outside diameter
  • 1.6 mm wall thickness
  • Made from chrome-plated CrMo steel
  • Made by Nitto in Japan

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