District has done something no else has done! They include 2 headset top caps; one that is regular sized and another that has a smaller diameter for IHC forks. Theres not a major difference in which one you use (while running IHC). The reason they made the smaller one is just incase your IHC isnt raised enough, it will raise it up maybe half a quarter of an inch because you would be putting the IHC shim ontop of the headset top cap rather than in between it and the fork.
Produced with high-quality sealed bearings for a fast spinning headset. A precision tapered pinch ring keeps the headset tight while the anodized and laser marked...View full product details