No, it's not. It is possible to obtain a small piece of bent metal that changes the cable attachment angle of non-QS mechs so that they behave like QS, but I don't have any left, if you need one worth enquiring at a Campag-savvy shop.
@retrodicorsa started
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No, it's not. It is possible to obtain a small piece of bent metal that changes the cable attachment angle of non-QS mechs so that they behave like QS, but I don't have any left, if you need one worth enquiring at a Campag-savvy shop.