Modern Firearms are defined by the ATF as firearms built after 1898.
Semi-Auto, Black Phosphate, 10.3"
Semi-Auto, 16'', 20+1-Round
Semi-Auto, 14.5'', 30
Semi-Auto, 13.5'', 20+1-Round
Semi-Auto, 16'', 30
Semi-Auto, 5", 9mm
Semi-Auto, 8", .45 ACP
Single Action, 3.25", 9mm
Bolt Action, RIFLE, 16.5"
Bolt Action, RIFLE, 22"