Way to make old FoW armor inscribable

There needs to be a way to make old FoW armor inscribable instead of having to buy a new set. I want to change my gauntlets to stoneskin, but cannot without having to buy another set. There should be a way to change FoW, and maybe some other armors, to inscribable without buying a new set.

/signed.

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I do remember a thread just like this. Except with more words.