AR-15 5.56 / .223 Barrels – Choose Your Perfect Barrel
5.56 NATO & .223 Wylde Barrels by Length
Upgrade your AR-15 build with 5.56 NATO and .223 Wylde barrels from Moriarti Armaments. Our selection includes AR-15 barrels in multiple lengths, profiles, twist rates, and finishes designed for recreational shooting, hunting, competition, and custom builds. Whether you are replacing an existing barrel or completing a new rifle project, our barrels are built for reliable performance and compatibility with standard AR-15 platforms.
What is the difference between 5.56 NATO and .223 Wylde barrels?
A 5.56 NATO barrel is designed specifically for 5.56 NATO ammunition, while a .223 Wylde barrel is designed to provide compatibility with both .223 Remington and 5.56 NATO ammunition while maintaining accuracy potential. Always verify your barrel chamber markings and ammunition compatibility before use.
CMC BBL 5.56 10.5
CMC Triggers, Barrel, 5.56 NATO, 10.5", Government Profile, Black, Includes Gas Block and Gas Tube ..
CMC BBL 5.56 11.5
CMC Triggers, Barrel, 5.56 NATO, 11.5", Government Profile, Black, Includes Gas Block and Gas Tube ..
CMC BBL 5.56 12.5
CMC Triggers, Barrel, 5.56 NATO, 12.5", Government Profile, Black, Includes Gas Block and Gas Tube ..
DD BBL 556 10.3
Daniel Defense, Barrel, 5.56 NATO, 10.3", 1:7 Twist, Carbine-Length Gas System, Black Finish Specif..
DD BBL 556 11.5
Daniel Defense, Barrel, Government Profile, 5.56 NATO, 11.5", 1:7 Twist, Carbine-Length Gas System, ..
DD BBL ASSY 556 10.3
Daniel Defense, Government Profile, Barrel, 5.56 NATO, 10.3, Black, 1:7, Carbine Length Gas System, ..
FAXON DUTY BBL 556NATO 10.5
Faxon Firearms, Duty Series Barrel, 5.56 NATO, 10.5" Threaded Barrel, Fits AR-15, 1:8 Twist, Pencil ..
FAXON DUTY BBL 556NATO 10.5
Faxon Firearms, Duty Series Barrel, 5.56 NATO, 10.5" Threaded Barrel, Fits AR-15, 1:8 Twist, Gov't/S..
FAXON DUTY BBL 556NATO 11.5
Faxon Firearms, Duty Series Barrel, 5.56 NATO, 11.5" Threaded Barrel, Fits AR-15, 1:8 Twist, Gunner ..
FAXON DUTY BBL 556NATO 13.9
Faxon Firearms, Duty Series Barrel, 5.56 NATO, 13.9" Threaded Barrel, Fits AR-15, 1:8 Twist, Gunner ..
GEISSELE CHF CHROME LINED 5.56 10.3
Geissele Automatics, Rifle Barrel, 5.56 NATO, 10.3" Cold Hammer Forged Barrel, 1/2X28 Thread Pitch, ..
GEISSELE CHF CHROME LINED 5.56 11.5
Geissele Automatics, Rifle Barrel, 5.56 NATO, 11.5" Cold Hammer Forged Barrel, 1/2X28 Thread Pitch, ..
GEISSELE CHF CHROME LINED 5.56 12.5
Geissele Automatics, Rifle Barrel, 5.56 NATO, 12.5" Cold Hammer Forged Barrel, 1/2X28 Thread Pitch, ..
GEISSELE CHF CHROME LINED 5.56 13.9
Geissele Automatics, Rifle Barrel, 5.56 NATO, 13.9" Cold Hammer Forged Barrel, 1/2X28 Thread Pitch, ..
GEISSELE CHF CHROME LINED 5.56 14.5
Geissele Automatics, Rifle Barrel, 5.56 NATO, 14.5" Cold Hammer Forged Barrel, 1/2X28 Thread Pitch, ..
GEISSELE CHF HVY PROF CL 5.56 14.5
Geissele Automatics, Rifle Barrel, 5.56 NATO, 14.5" Cold Hammer Forged Barrel, 1/2X28 Thread Pitch, ..
LBE AR 5.56NATO 1/7 TWIST 7.5
LBE Unlimited, Cold Hammer Forged, Barrel, 5.56 NATO, 7.5", 1:7 Twist, Pistol-Length, Fits AR15, Mel..
LUTH AR 11.5
Luth-AR, Lightweight Barrel, Government Profile, 5.56 NATO, 11.5" Barrel, 1/2X28 Thread Pitch, Fits ..
LUTH BBL 5.56 14.5
Luth-AR, M4 Government Barrel, 5.56 NATO, 14.5" Threaded Barrel, Carbine Length Gas System, F Marked..
LUTH BBL 5.56 14.5
Luth-AR, M4 SOCOM Barrel, 5.56 NATO, 14.5" Chrome Lined Threaded Barrel, Carbine Length Gas System, ..
ROSCO BL SAUCE PACK 10.5
Rosco Manufacturing, Bloodline Sauce Pack, M4 Profile Barrel, 5.56 NATO, 10.5" Threaded Barrel, 1/2X..
ROSCO BL SAUCE PACK 11.5
Rosco Manufacturing, Bloodline Sauce Pack, M4 Profile Barrel, 5.56 NATO, 11.5" Threaded Barrel, 1/2X..
ROSCO BL SAUCE PACK 12.5
Rosco Manufacturing, Bloodline Sauce Pack, M4 Profile Barrel, 5.56 NATO, 12.5" Threaded Barrel, 1/2X..