.223 Rem | 5.56 NATO

FN

FN 36100658 FN15 Tac3 Duty 5.56 NATO Rifle with 16" Chrome-Lined Barrel and M-LOK Handguard

Springfield Armory

Springfield Armory SAINT ST916556B-B5 5.56x45mm NATO Semi-Auto Rifle with 16-Inch M-LOK Handguard and Black B5 Bravo Stock

Springfield Armory

Springfield Armory SAINT Edge 5.56x45mm NATO Rifle with 16-Inch Barrel and BCM Gunfighter SOPMOD Stock

Springfield Armory

Springfield Armory SAINT Edge 5.56x45mm NATO AR-15 Rifle with 16-Inch Black Melonite Barrel and Adjustable Bravo Stock

FN

FN 36-100740 FN15 Guardian 5.56 NATO Rifle with 16-Inch Barrel and Collapsible Stock

Springfield Armory

Springfield Armory HL916556YLC Hellion 5.56 NATO 16-Inch Bullpup Rifle in Gray

Springfield Armory

Springfield Armory STV916556BX St VictR 5.56 LTF Semi-Auto Rifle with 16-Inch Barrel

FN

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

FN

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

FN

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

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