.223 Rem | 5.56 NATO

FN

FN 36100669 FN15 DMR3 5.56mm NATO Rifle with 18-Inch Barrel, Black Anodized Receiver and Geissele Trigger

American Tactical Inc. (ATI)

ATI Alpha Maxx RIA 5.56 NATO Rifle with 16-Inch Threaded Barrel and Polymer Stock

Sig Sauer

Sig Sauer M400 SDI 5.56 NATO Semi-Auto Rifle with 16-Inch Threaded Barrel and Magpul SL Stock

FN

FN 36100676 FN15 DMR3 5.56 NATO Rifle with 18-Inch Barrel and FDE Cerakote Finish

Sig Sauer

Sig Sauer M400 SDI 5.56 NATO Rifle with 16-inch Threaded Barrel and Magpul SL Stock

FN

FN 36100683 FN15 DMR3 Semi-Auto Rifle with 18-inch Barrel in 5.56 NATO, Tungsten Gray Receiver

Diamondback Firearms

Diamondback DB1889K001 5.56 NATO DB15 Rifle with 16-inch Threaded Barrel and Magpul Stock

Diamondback Firearms

Diamondback DB1784K131 5.56 NATO DB15 Rifle - 16-inch Barrel with Flat Dark Earth Cerakote Finish and Magpul MOE K2 FDE Grip

FN

FN 36318 Military Collector M4 Rifle in 5.56x45mm NATO with 16-Inch Barrel and Collapsible Stock

FN

FN 36320 M16 Military Collector 5.56x45mm NATO Semi-Auto Rifle with 20-Inch Barrel and Black Finish

Bersa

Bersa BAR15RMFT AR-15 Rifle with 16-inch Barrel, 30+1 Capacity, Optics Ready

Bersa

Bersa BAR15RMGP AR-15 Rifle with 16-Inch Barrel, Magpul Stock, and Optics Ready Features