I remember a thread demonstrating how to fill in letters/numbers on your AR lower many years ago. The original poster of the thread had managed to make his lower look like it had HK markings. Does anyone know where that thread or a similar one is? I'm not sure what search terms I should use to look for it.
I assume that this thread was in the Gsmithing & how to section.
I assume that this thread was in the Gsmithing & how to section.

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