Modern Firearms are defined by the ATF as firearms built after 1898.
Compare“Tisas 10100113 1911 A1 Tanker 45 ACP 8+1 4.25" Hard Chromium Coated Steel Barrel, Manganese Phosphate Coated Serrated Steel Slide, Matte Black Steel Frame w/Beavertail, Plastic Grip” has been added to the compare list