@Regrann from @illmanneredgunrunner707 - Fun in .300 Blackout. #ar15 #pistol #300 #black #blackout #guns #gunsdaily #gunporn #usa #merica #free #freedom #military #shooting #2 #2a #gta #hunting #molonlabe #707 #norcal #outdoors #sportsmansarms #Regrann