Modern Firearms are defined by the ATF as firearms built after 1898.
Compare“Black Rain Ordnance BROSSPBG Spec 15+ SSP 5.56x45mm NATO 30+1 16", Bazooka Green, 15" Slim M-LOK, Magpul Grip/Carbine Stock” has been added to the compare list
Compare“BERSA 1911 45ACP 5" FDE 8+1” has been added to the compare list