what's the best subsonic 9mm and 45 ammo defensive hollow point ammo for use with a suppressor? Also is there any chance 147 grain 9mm bullets get supersonic out of a 8 inch or longer barrel?
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what's the best subsonic 9mm and 45 ammo defensive hollow point ammo for use with a suppressor? Also is there any chance 147 grain 9mm bullets get supersonic out of a 8 inch or longer barrel?
Good question. I'd like to know as well since building an 8.5" barreled AR 9mm pistol. I've been wondering if subsonic would become supersonic due to the barrel length.