Results for 5.56x45mm NATO Semi-Auto

Smith & Wesson M&P 15 Sport III Semi Automatic Rifle 5.56x45mm NATO 16" Black Threaded Barrel Black Frame Black Pistol Grip

Diamondback DB15 Smoked Bronze 5.56 / .223 Rem 16 Barrel 30-Rounds

Diamondback DB15 5.56 NATO 16 Barrel 30-Rounds M-LOK Handguard

Smith & Wesson M&P15 Pistol 5.56x45mm Pistol NATO 7.5" Barrel 30+1 Round Black Grip Anodized Black Frame

Diamondback DB15 5.56NATO 16 Barrel 30-Rounds

Sig Sauer M400 Rose Semi Automatic Rifle 5.56x45mm NATO 16" Black Threaded Barrel Black Frame Black Pistol Grip With Scope

Sig Sauer M400 Tread 2.0 Semi Automatic Rifle 5.56x45mm NATO 16" Stainless Threaded Barrel Black Frame Black Pistol Grip

Diamondback DB15 OD Green 5.56 / .223 Rem 16 Barrel 30-Rounds 1 Mag

Diamondback DB15 AR Pistol 5.56 NATO /.223 Rem 10 Barrel 30-Rounds

Ruger Mini-14 Ranch Semi Automatic Rifle 5.56x45mm NATO 18.5" Blued Barrel Matte Black Frame Hardwood Field Stock

Ruger Mini-14 Ranch Semi Automatic Rifle 5.56x45mm NATO 18.5" Stainless Barrel Stainless Frame Black Field Stock

Colt M4 Carbine Semi Automatic Rifle 5.56x45mm NATO 16" Blued Threaded Barrel Black Frame Black Pistol Grip

Radical Firearms AR-15 Semi Automatic Rifle 5.56x45mm NATO 16" Black Threaded Barrel Anodized Black Frame Black Collapsible Stock

Radical Firearms RF-15 Semi Automatic Rifle 5.56x45mm NATO 16" Black Threaded Barrel Black Frame Black Pistol Grip

Ruger Mini-14 Ranch Semi Automatic Rifle 5.56x45mm NATO 18.5" Matte Black Barrel Matte Black Frame Black Field Stock

Kel-Tec PLR-16 5.56x45mm NATO Pistol 9.2" Barrel 10+1 Round Black Grip Blued Frame

Colt M4A1 SOCOM Carbine Semi Automatic Rifle 5.56x45mm NATO 16.1" Black Threaded Barrel Anodized Black Frame Black Collapsible Stock

Sig Sauer M400 Tread 5.56x45mm NATO Pistol 11.5" Barrel 30+1 Round Black Frame Black Pistol Brace

Springfield Armory SA-16 A2 Semi Automatic Rifle 5.56x45mm NATO 20" Black Threaded Barrel Black Frame Black Pistol Grip

Sig Sauer M400 SDI Semi Automatic Rifle 5.56x45mm NATO 16" Black Threaded Barrel Anodized Black Frame Black Pistol Grip

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

Sons of Liberty Gun Works M4 Complete Lower Receiver Anodized Black

Kel-Tec SU16B Semi Automatic Rifle 5.56x45mm NATO 16" Blued Barrel Black Frame Black Fixed Stock

Colt AR-15A4 Semi Automatic Rifle 5.56x45 NATO 20" Black Threaded Barrel Black Frame Black Fixed Stock