Guns in 5.56x45mm NATO

Maxim Defense Industries PDX Pistol 5.56 5.5 Barrel 20-Rounds Optic Ready

GLFA AR-15 223 Wylde Pistol 7.5" Threaded Barrel 30+1 Round Black Cherry Pistol Brace

Great Lakes Firearms and Ammunition GL15 Charcoal Green .223 Rem / 5.56 7.5 Barrel 30-Rounds

Great Lakes Firearms and Ammunition GL15 .223 Wylde 7.5 Threaded Barrel 30-Rounds

Bushmaster Bravo Zulu GoReady Kit Bundle Federal Brown 5.56 16 Threaded Barrel 30-Rounds w/ Vortex Crossfire Red Dot

Wise Arms WA-15B Flat Dark Earth 5.56 / .300 AAC Blackout 16 Threaded Barrel 30-Rounds

Global Ordnance Monolith 15P 5.56 12.5 Barrel 30-Rounds w/ KeyMo Brake

Colt Firearms LE6960 Combat Unit Carbine Black 5.56 / .223 Rem 16.1 Barrel 30-Rounds

LWRC DI Semi Automatic Rifle 5.56x45mm NATO 16.1" Fluted Black Threaded Barrel Black Frame Black Collapsible Stock Foregrip

American Defense ADM4 5.56 / .223 Rem 14.5 P&W Barrel 30-Rounds

Bravo Company M4 Carbine Modified 0 5.56 16-inch FT 30rd

LWRC Individual Carbine Flat Dark Earth 5.56 NATO / .223 Rem 16.1 Barrel 10-Rounds

LWRC IC-DI Tungsten 5.56 / .223 Rem 16.1 Barrel 10-Rounds

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

Shield Arms SA-15 Folding Pro AR-15 223 Remington/556NATO 16 Barrel 30 Rounds

Patriot Ordnance Factory P-415 EDGE AR15 5.56 NATO / .223 Rem 16.5 Barrel

FN M16 AR-15 Stripped Lower Receiver Anodized Black

FN FN15 DMR3 Semi Automatic Rifle 5.56x45mm NATO 18" Black Threaded Barrel Black Frame Black Pistol Grip

Rock River Arms LAR-15 Operator ETR 5.56 16 Barrel 30-Rounds

Aero Precision M4E1 Pro Ambidextrous AR-15 Stripped Lower Receiver OD Green

Daniel Defense DDM4 Hunter Kryptec Highland 5.56 NATO 18 Barrel 32-Rounds Geissele SSA Two-Stage Trigger

Franklin Armory BSFIII M4 5.56 NATO Rem 16 Barrel 30-Rounds

American Defense UIC15 Mod 2 5.56 NATO / .223 Rem 14.5 Barrel Pinned to 16

Spikes Tactical Spikes 556 Rose Gold 5.56 NATO 16 Barrel