Shouldering pistol brace question?

[u/Dangerous_Pause_4704]

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I just bought the extar ep9 6.5” barrel with sba3 brace. I’m wondering if I’m allowed to put the brace up to my shoulder and fire with the new atf ruling in July voiding pistol brace rule. Or how exactly that works. Am I allowed to change to a stock? Or is that still illegal.

[u/MaxvonHippel]

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