.223 Rem | 5.56 NATO

Daniel Defense

Daniel Defense DD M4A1 Carbine Rifle 5.56x45mm NATO, 14-Inch Barrel, Black Hardcoat Anodized, Model 0208806027055

Daniel Defense

Daniel Defense MK12 SPR Rifle with 18-Inch Barrel in 5.56 NATO – Black Hardcoat Anodized Finish

Daniel Defense

Daniel Defense 0208815126011 DDM4 M4A1 5.56x45mm NATO 30+1 14.50" Barrel w/Flash Suppressor, Mil-Spec Brown Cerakote, 6 Position Stock w/SoftTouch Overmolding

Daniel Defense

Daniel Defense DDM4 M4A1 CA Compliant 5.56x45mm NATO Rifle with 14.5-Inch Barrel and SoftTouch Stock

Heckler & Koch (HK USA)

HK MR556 A4 Semi-Auto Rifle with 16.5-inch Threaded Barrel, Black M-LOK Handguard, and Ambidextrous Safety

Heckler & Koch (HK USA)

HK MR556 A4 Semi-Auto Rifle with 16.5-inch Threaded Barrel in Black, Part Number 81000828

Daniel Defense

Daniel Defense DD4 RIII 5.56 NATO Rifle with 14.5-Inch Barrel and Ambidextrous Controls

Daniel Defense

Daniel Defense DD4 RIII 5.56 NATO Rifle with 16-Inch Barrel and Ambidextrous Controls

Patriot Ordnance Factory (POF)

Patriot Ordnance Factory POF 02161 P-415 5.56 NATO Semi-Auto Rifle with 13.75-inch Barrel and 30+1 Capacity

Daniel Defense

Daniel Defense DDM4 V7 5.56mm Rifle in Flat Dark Earth with 16-inch Barrel

Daniel Defense

Daniel Defense DDM4 V7 Pro Series 5.56mm Rifle with 18-inch Barrel and Soft Touch Grip

Daniel Defense

Daniel Defense DDM4 V9 Colorado Compliant 5.56 NATO Rifle with 15-inch Rail System