Results for 5.56x45mm NATO Firearm Components

GunTec AR-15 Compensator 1/2"-28 Thread 223 Remington, 5.56x45mm NATO, 9mm Steel Matte

Colt AR-15 Pistol Complete Upper Receiver 5.56x45mm NATO 14.5" Barrel CMR M-LOK Handguard

Rise Armament RA-701 Compensator Gold .22 Cal 1/2x28

Noveske NSR N4 AR-15 M-LOK Handguard 15" Black

Aero Precision AR-15 M4E1-E Barreled Upper Receiver 5.56x45mm NATO 14.5" Barrel 12.7" ATLAS R-ONE Handguard with Pinned Gamma SL Muzzle Device Black

Aero Precision AR-15 Barreled Upper Receiver 5.56x45mm NATO 16" Barrel MOE SL Mid-Length Handguard Flat Dark Earth

VG6 Precision Epsilon Muzzle Brake 5.56 1/2x28

AERO PRECISION AR15 5.56 Pro Series Bolt Carrier Group - Black Ni

Aero Precision BREACH AR-15 Ambidextrous Charging Handle Small Olive Drab

Aero Precision M4E1 Standard Assembled AR-15 Upper Receiver Aluminum Flat Dark Earth

Aero Precision Standard Assembled AR-15 Upper Receiver Aluminum Flat Dark Earth

Seekins Precision AR ATC Muzzle Brake 5.56 1/2x28

KAK Industry K-Spec Enhanced H2 Buffer and Spring Kit, OD Green

Sig Sauer MCX-SPEAR LT Barrel and Gas Block Assembly 5.56 16 Barrel

Strike Industries Cookie Cutter Compensator 1/2"-28 Thread 5.56mm Steel Matte

Strike Industries AR-15 Crush Washer 1/2"

Rosco Purebred Barrel Nickel Boron .300 AAC Blackout 16 Barrel

Colt Firearms LE6933 Complete Upper 5.56 NATO / .223 Rem 11.5 Barrel

Advanced Armament Co (AAC) Blackout Muzzle Brake 51-Tooth Suppressor Mount 5.56mm 1/2"-28 Thread Stainless Steel Matte

Q Honey Badger 2 Piece BCG 5.56

FN AMERICA AR-15 Rifle Length Barrel 5.56 NATO 20" Black

FN Hammer Forged AR-15 Barrel 5.56x45mm NATO 20" Government Contour 1:7" Twist Matte Rifle Length Gas Port

FN AMERICA Barrel AR-15 5.56/223 16" Carbine Length

Aero Precision M4E1 Standard Assembled AR-15 Upper Receiver Aluminum Anodized Kodiak Brown