For people with hearing loss, the sound signals from the inner ear to the brain will be weaker than normal, and it's possible that the brain amplifies these signals too much to compensate, resulting in hypersensitivity. However, this doesn't explain the cause in those with hyperacusis and no hearing loss.
Bicycle Valve Stem Types. There are three types of bicycle valve stems in use: Schrader, Presta and Woods/Dunlop. The Woods or Dunlop valve stem style is much more rare than the other two. Any wheel rim that fits a Schrader valve can also fit a Woods or Presta valve.
You should also make sure to choose the correct valve type. Read more about bicycle valve types here. 26x2.1 and 700x23c in the example images above. These are the sizes most people recognise and how inner tubes are named on InnerTubeShop.com. The first number is the diameter and the second is the width of the tyre.