Guns in 5.56x45mm NATO

Rock River Arms LAR-15 A2 Carbine 5.56 / .223 Rem 16 Barrel 30-Rounds

Rock River Arms LAR-15 A2 Carbine 5.56 16 Barrel 30-Rounds

Rock River Arms LAR15 Coyote Carbine Semi Automatic Rifle 5.56x45mm NATO 16" Black Threaded Barrel Black Frame Black Collapsible Stock

Noveske Chainsaw N4 AR-15 Complete Lower Receiver Anodized Black

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

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

Daniel Defense DD4 RIII 5.56 / .223 Rem 14.5 Barrel NO MAGAZINE

Franklin Armory BFSIII M4 Built Lower Receiver Multi-Cal 30-Rounds

Franklin Armory BFSIII Elite Libertas Complete Lower w/ Binary Trigger 30-Rounds

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

Radical Firearms FR-16 Woodland 5.56 / .223 Rem 16 Barrel 30-Rounds

Faxon Firearms ION-X Hyperlite 5.56 10.5 Pencil Profile Barrel 30-Rounds w/ SB Tactical SBA3 Brace

Spikes Tactical Viking Logo Lower Black 5.56 / .223 Rem

LMT Defense R20 RAHE Reference 5.56 14.3 P&W Barrel 30-Rounds

Desert Tech WLVRN 5.56 16 Threaded Barrel 30-Rounds

Desert Tech Quattro-15 AR-15 Lower 5.56 Includes Quadmag-53 Magazine

BCM MK2 RMS-M1T0 Mod-0 AR-15 Complete Lower Receiver Anodized Flat Dark Earth

Primary Weapons Systems MK1 Mod 2-M Complete Lower 5.56 30-Rounds

Shark Coast Tactical Tumbleweed Bundle Gray / Tan 5.56 10.5 Threaded Barrel 30-Rounds w/ Vortex Sprax Streamlight ProTac Rail Light

Shark Coast Tactical Midnight Bundle 5.56 10.5 Threaded Barrel 30-Rounds w/ Vortex Sprax Streamlight ProTac Rail Light

Shark Coast Tactical Grassy Knoll Bundle 2-Tone Green 5.56 10.5 Threaded Barrel 30-Rounds w/ Vortex Sprax StreamLight ProTac Rail Light

Shark Coast Tactical Anime-15 OD Green 5.56 16 Threaded Barrel 30-Rounds

VKTR Industries VK-1PW 5.56x45mm 13.70", Sniper Gray

Shark Coast Tactical Templar Distressed White 5.56 16 Threaded Barrel 30-Rounds