Originally Posted by
scale
Anyway....the top nut threads clear through exposing the threads on the top. ... There is about 1 inch of threads exposed.
Could i use spacers under it to clear this up?
Yes. (As long as the lower cap/race/nut threaded down far enough.) It is not uncommon for (canti) brake housing stops, reflector brackets, stem shifter brackets, basket brackets, and etc. to be between the headset's threaded pieces.