5.56x45mm NATO Gun Parts

Guntec USA AR 5.56 Gen 2 Extended Takedown Pin Set Rainbow

Guntec USA AR-15 Micro Pistol Furniture Set Anodized Green

Guntec USA AR-15 Micro Pistol Furniture Set Anodized Blue

Guntec USA AR-15 Micro Pistol Furniture Set Anodized Bronze

Guntec USA AR-15 Micro Pistol Furniture Set Anodized Gold

Guntec USA AR-15 Micro Pistol Furniture Set Anodized Purple

TacFire 5.56 Nato 16in 1x8 Nitride Barrel w/Nib Extension Black

TACFIRE 10.5" 5.56 Stainless Steel Unassembled Pistol Kit

Rainier Arms Mountain MOD3 Series 5.56 NATO AR-15 Threaded Barrel 12.5 inch Carbine Length 1-8 Twist 1/2x28 Black Medium

Rainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 12.5 in

Rainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 11.5 in

Rainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 10.5 in

Rainier Arms Ruc Pro Mk2 5.56 Nato Partial Upper Receiver Black 10.5 in

Rainier Arms RUC DI 5.56 NATO Partial Upper Receiver 16in Black Medium

Rainier Arms .223/5.56 Muzzle Brake 1/2x28 Black Nitride Small

Rainier Arms .223/5.56 Flash Hider 1/2x28 Black Small

Lead & Steel AR-15 5.56mm Threaded AR Barrel 18in Government Rifle Length 1-7 Twist 1/2x28 Nitride Black

Lead & Steel AR-15 5.56mm Threaded AR Barrel 12.5in Government Carbine Length 1-7 Twist 1/2x28 Nitride Black

Lead & Steel AR-15 5.56mm Threaded AR Barrel 8in Medium Pistol Length 1-7 Twist 1/2x28 Nitride Black

Lead & Steel AR-15 5.56mm Threaded AR Barrel 5in Medium Micro Length 1-5 Twist 1/2x28 Nitride Black

Lead & Steel Mil-Spec Threaded Stripped Upper Receiver Canopy Green

Lead & Steel ARC 5.56mm 16in Upper Reciever Group Mid Length 1-8 Twist Earth

Lead & Steel ARC 5.56mm 16in Upper Reciever Group Mid Length 1-8 Twist Olive

Lead & Steel All Rounder Carbine 14.5in Mid Length Monobloc Upper Receiver Group Charcoal