Guns in 5.56x45mm NATO

Global Ordnance Monolith 15A 5.56 16.1 Barrel 30-Rounds w/ KeyMo Mount

Colt Firearms Enhanced Patrol Rifle Pro SBR 5.56 11.5 Barrel 30-Rounds

Colt Firearms M4 FPB 5.56 16.1 Barrel 30-Rounds

Colt M4 Carbine Magpul SL Semi Automatic Rifle 223 Remington 16.1" Black Threaded Barrel Black Frame Flat Dark Earth Collapsible Stock

Colt Firearms M4 Carbine 5.56 / .223 Rem 16 Barrel 30-Rounds

Smith and Wesson M&P15 Sport III 5.56 16 Barrel 10-Rounds

Savage Axis 2 Pro Mossy Oak Original Bottomland 5.56 / .223 Rem 20 Threaded Barrel 4-Rounds

One Horse OH-15 5.56 16 Barrel 30-Rounds

LWRC Individual Carbine MKII 5.56 / .223 Rem 12.7 Threaded Barrel 30-Rounds w/ SB Tactical SBA3 Brace

LWRC ICMKII Tungsten Grey 5.56 / .223 Rem 14.7 P&W Barrel 30-Rounds

LWRC Individual Carbine MKII 5.56 / .223 Rem 14.7 Pinned and Welded Barrel 30-Rounds

Patriot Ordnance Factory Minuteman Tungsten 5.56 13.75 P&W Barrel 30-Rounds

Patriot Ordnance Factory Renegade+ Burnt Bronze 5.56 13.75 Barrel 30-Rounds

Patriot Ordnance Factory Minuteman Pistol Tungsten 5.56 NATO / .223 Rem 10.5 Barrel 30-Rounds Ambidextrous

FN Scar 15P Flat Dark Earth 5.56 NATO 7.5 Barrel 10-Rounds

Rock River Arms RRAGE 3G 5.56 / .223 Rem 16 Barrel 30-Rounds

Rock River Arms LAR15 NM A4 CMP Semi Automatic Rifle 223 Wylde 20" Stainless Threaded Barrel Black Frame Black Collapsible Stock

Noveske Gen 4 5.56 NATO / .223 Rem 16 Barrel 30-Rounds

Daniel Defense DDM4 V7 Pro FDE 5.56 NATO 18 Barrel 10-Rounds CA Compliant

Daniel Defense DDM4 V7 Cobalt 5.56 / .223 Rem 16 Barrel NO MAGAZINE

Daniel Defense DDM4 V7 Flat Dark Earth 5.56 NATO 16 Barrel 10-Rounds

Daniel Defense DDM4 V7 Flat Dark Earth 5.56 / .223 Rem 16 Barrel NO MAGAZINE

Daniel Defense DDM4 MK18 Black / Brown 5.56 10.3 Barrel NO MAGAZINE

Lewis MARS-L 5.56 / .223 Rem 16 Barrel 30-Rounds