5.56x45mm NATO Rifles

Centurion Arms MK12 5.56 NATO AR-15 Rifle - 18"

Bushmaster 20-inch Predator Upper Receiver Barrel Assembly 5.56mm Black Finish

Bushmaster XM-15 QRC 5.56mm Semi-Automatic Rifle with Bushnell AR/223 Riflescope (Magazine Not Included)

Bushmaster CARBON-15 OPTICS READY 5.56MM

Bushmaster XM15-E2S 5.56mm Magpul MOE Mid-Length FDE Rifle

Bushmaster Minimalist-SD 5.56mm AR-15 with Samson M-LOK Handguard

Bushmaster M4A2 Patrolman AR15 Complete Upper Assembly - Black | 5.56NATO | 16" Barrel | A2 Handguard w/ Carry Handle | A2 Flash Hider

Colt CR6920MPSFDE M4 Carbine 30+1 16.10\

Springfield Armory STV916556FP Saint Victor 30+1 16\

Black Rain Ordnance BRO-Tyrant 5.56 NATO Rifle - 16" Black

Black Rain Ordnance SSP SPEC+ 5.56 NATO Rifle - 16" Midnight Bronze

Black Rain OrdnanceBrosptsthbrnzmoe SPEC15 16\" Burnt Bronze

Black Rain Ordnance BRO-A2 5.56 NATO Rifle - 16" Black

Black Rain Ordnance BRO-Patriot 5.56 NATO Rifle - 16" FDE/ODG Flag

Black Rain Ordnance SPEC+ Fusion 556 NATO Rifle - 16" Titanium Battleworn

Black Rain Ordnance Spec15 Series AR15 5.56mm Semi-Automatic Rifle with Bazooka Green Cerakote Finis

Black Rain Ordnance Spec15 Army 250th Custom BRO-ARMY250-LSB Rifle, 5.56 NATO/.223 Rem, 16\" Barrel, 30rd, Semi-Auto, Light Sand Battleworn, Custom Lasered Special Edition.

Black Rain Ordnance Spec15 Army 250th Custom 5.56 Rifle 16\" 30rd Semi-Automatic Custom Painted Receiver Castle Flash Suppressor

Black Rain Ordnance Spec15 BRO-24051005-OPT Rifle 5.56mm 16\" Barrel 30+1 Semi-Auto Coyote Finish Zerotech Red Dot

Black Rain Ordnance Spec15 5.56mm AR-15 with OD Green Cerakote Finish

Black Rain Ordnance Recon Series 5.56mm Semi-Automatic Rifle with Flat Dark Earth Cerakote Finish

CMMG 30A0E33-AB Dissent 300 Blackout 30+1 6.50\

Rock River Arms BLK1222 LAR-15M CAR A4 30+1 16\

Spikes Tactical Midlength Complete 5.56x45mm NATO 16\