Am i understanding this correctly, just because of the round, .223 or .556, i can't use my legal 30 round mags in an AR pistol without a bullet button?
Sorry if this is a dumb question, i know a lot about AR rifles and CA laws but i'm pretty green when it comes to the AR pistols.
Sorry if this is a dumb question, i know a lot about AR rifles and CA laws but i'm pretty green when it comes to the AR pistols.

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