Originally Posted by
operator
If you measured precisely 1 1/4" headtube ID and it takes regular threadless, then it is possible that it's that size which is not that common.
You also need to provide more information, your question can be summed up in this way: "My bike is broken help me fix it".
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i thought it was gonna be a straight forward question. either a 1 1/8" steerer fits exactly into the tube or there is a 1/8" gap between.
heres a couple of quick photos....not sure if the resolution will keep when posted.....