Italian threaded and ISO threaded headsets are interchangable, as long as you don't make a habit of switching in between the two more than once. They're threaded at a slightly different pitch I think (55 vs 60 degrees?) so once you choose one you should stick with it.
Italian threaded and ISO threaded headsets are interchangable, as long as you don't make a habit of switching in between the two more than once. They're threaded at a slightly different pitch I think (55 vs 60 degrees?) so once you choose one you should stick with it.
Let me know, cheers.