Guns in 5.56x45mm NATO

Heckler and Koch MR762 A4 SBR 7.62 X 51 / .308 Win 13 Threaded Barrel 10-Rounds

Colt Firearms M5 SBR 5.56 10.3 Barrel 30-Rounds w/ Folding Stock

LWRC ICMKII SBR Flat Dark Earth 5.56 12.7 Barrel 30-Rounds

Cobalt Kinetics Pro Lite Charcoal 5.56 7.5 Barrel 30-Rounds w/ SB Tactical SBA3 Brace

Q Sugar Weasel Semi Automatic Rifle 5.56x45mm NATO 16" Matte Threaded Barrel Flat Dark Earth Frame Flat Dark Earth Pistol Grip

Patriot Ordnance Factory Minuteman Tungsten 5.56 /.223 Rem 16.5 Barrel 30-Rounds

Patriot Ordnance Factory Minuteman AR 15 5.56 NATO / .223 Rem 16.5 Barrel 30-Rounds Optics Ready

Patriot Ordnance Factory Wonder Blue 5.56 16.5 Barrel 30-Rounds

Patriot Ordnance Factory P-415 EDGE SBR 5.56 / .223 Rem 10.5 Barrel 30-Rounds

FN FN15 M4 Carbine Semi Automatic Rifle 5.56x45mm NATO 16" Black Barrel Black Frame Black Collapsible Stock

Daniel Defense DD4 SPRIII Semi Automatic Rifle 5.56x45mm NATO 18" Matte Threaded Barrel Black Frame Black Pistol Grip

IWI Galil Ace Gen 2 5.56/.223 Rem 16 Barrel 30-Rounds

Radical Firearms RF-15 5.56x45mm NATO Pistol 7.5" Threaded Barrel 30+1 Round Black Pistol Grip

Daniel Defense DDM4 V7 Semi Auto Rifle Black .223 / 5.56 Nato 16 inch 10 Rd Threaded Barrel CA COMPLIANT

Daniel Defense MK18 5.56x45mm NATO Pistol 10.3" Barrel 32+1 Round Black Frame Black Pistol Brace

Daniel Defense M4A1 Brown 5.56 NATO / .223 Rem 16 Barrel 10-Rounds Optics Ready

American Tactical Alpha Maxx 5.56 / .223 Rem 10.5 Barrel 30-Rounds

American Tactical Alpha Maxx .223/5.56 16 Barrel 30 Rounds

Diamondback DB15 Carbon 5.56 16 Barrel 30-Rounds

Diamondback Diamond DB15 Flat Dark Earth 5.56 16 Barrel 30-Rounds

Diamondback DB15 5.56 16 Barrel 30-Rounds w/ Magpul CTR Stock & K2 Grip

Diamondback DB15 5.56x45mm NATO Pistol 10" Barrel 30+1 Round Black

Diamondback DB15 5.56x45mm NATO Pistol 7" Barrel 30+1 Round Black Grip Flat Dark Earth Frame

Diamondback DB15 5.56x45mm NATO Pistol 7" Barrel 30+1 Round Black