5.56x45mm NATO
5.56 NATO
Standard AR-15 caliber, NATO military specification
Higher pressure than .223 Remington
Barrels
Rifled tubes that guide the projectile
PSA Sabre Forged 14.5" 5.56 FN CHF CL 13.5" Geissele MK14 Pin/Weld JMAC Keymo Mount
Fn
$899.99
PSA Sabre Forged 14.5" 5.56 FN CHF CL 13.5" Geissele MK14 Pin/Weld Huxwrx QD Flash Hider
Fn
$879.99
Sabre Forged 14.5" 5.56 FN CHF CL 13.5" Geissele MK14 Pin/Weld with 3 Prong, B&T, 1/2"-28
Fn
$999.99
"10.5" 5.56 Government Profile Carbine Length AR 15 Barrel, Modern Series (OEM ENGRAVING)
Ballistic Advantage
$150.00
14.5" 5.56 M4 Carbine Length AR 15 Barrel, Modern Series (OEM)
Ballistic Advantage
$165.00
GLOBAL ORDNANCE MONOLITH 5.56 NATO 12.5" - Black
Global Ordnance
$1,149.00
Rosco Manufacturing Husky 11.5" Barrel HSK-115-SOC-556-7-C-CL 5.56 NATO 4150 CMV Chrome Lined Phosphate AR-15
Rosco Manufacturing
$155.70
Rosco Manufacturing Husky 12.5" 5.56 NATO Chrome Lined Phosphate 4150 CMV Barrel, AR-15 Compatible
Rosco Manufacturing
$176.40
Daniel Defense 070771617601 5.56mm .223/5.56 NATO 10.3" Black Heavy Phosphate
Daniel Defense
$338.00
Moriarti Micro-LengthAR-15 5.56 NATO Barrel 6 in 1-7 Twist Medium Profile QPQ Finish
Moriarti
$123.99
Bolt Carrier Groups
The heart of the AR action
Glfa Bolt Carrier Group (BCG) Ar15 .223/5.56mm/.300aac Blackout 556BCG Color: Black, Fabric/Material: Steel, w/ Free Shipping
Glfa
$139.99
Reap Weaponries Stave AR-15 5.56x45mm NATO/.223 Remington Bolt Carrier Group
Reap Weaponries
$429.99
Dark Storm Industries DS-15 Mil-Plus MFR Dual Ejector AR-15 Bolt Carrier Group
Dark Storm Industries
$249.95
White Label Armory AR-15 Extractor O-Ring Bolt Carrier Group WLA-PAC-3007-10
White Label Armory
$11.99
White Label Armory AR-15 Ejector Roll Pin Bolt Carrier Group
White Label Armory
$11.99
White Label Armory AR-15 Cam Pin Bolt Carrier Group
White Label Armory
$17.99
White Label Armory AR-15 Extractor Retainer Pin Bolt Carrier Group Nitride Ten Pack Black
White Label Armory
$26.99
White Label Armory AR-15 Rehab Kit 5.56in Bolt Carrier Group
White Label Armory
$43.49
White Label Armory AR-15 Bolt Billet Extractor 5.56 NATO
White Label Armory
$59.99
White Label Armory M16 Bolt Carrier Group
White Label Armory
$189.00
Magazines
Feed devices for ammunition
Lancer Systems L5 AWM Gen 2 Magazine AR-15 5.56x45mm 10/20-Round Smoke
Lancer Systems
$22.99
CMMG Mk4/AR15 5.56mm 30rd FDE Magazine
Cmmg
$13.21
CMMG Mk4/AR15 5.56mm 30rd Magazine
Cmmg
$14.09
Taran Tactical Innovations AR-15 Completed Rifle Magazine Camo PMAG w/ Window & TTI
Ati
$57.99
Taran Tactical Innovations AR-15 Completed Rifle Magazine Camo PMAG w/ Window & TTI
Ati
$57.99
GLOBAL ORDNANCE AR15 5.56/223 30rd Steel Black Magazine
Global Ordnance
$9.99
GLOBAL ORDNANCE AR15 5.56/223 10rd 10/30 Steel FDE Magazine
Global Ordnance
$13.99
GLOBAL ORDNANCE AR15 5.56/223 10rd 10/30 Steel Black Magazine
Global Ordnance
$10.99
GLOBAL ORDNANCE AR15 5.56/223 10rd 10/20 Steel FDE Magazine
Global Ordnance
$13.99
GLOBAL ORDNANCE AR15 5.56/223 10rd 10/20 Steel Black Magazine
Global Ordnance
$10.99
Muzzle Devices
Flash hiders, brakes, and compensators
EXIGENT DEFENSE Vanish556 Suppressor 5.56mm/.223 Titanium - Black
Exigent Defense
$875.00
EXIGENT DEFENSE StreetGoblin556 Suppressor 5.56mm/.223 - Black
Exigent Defense
$675.00
EXIGENT DEFENSE LE556 Suppressor 5.56mm/.223 - Black
Exigent Defense
$635.00
EXIGENT DEFENSE FireTeam556 Suppressor 5.56mm/.223 - Black
Exigent Defense
$875.00
BREEK ARMS Sentinel Caged Flash Hider 3QD 223/.556 1/2x28 TPI
Breek Arms
$54.99
BREEK ARMS Scorch 3-Prong Flash Hider 3QD 223/5.56 1/2x28 TPI
Breek Arms
$54.99
V Seven 5.56 Micro Brake 1/2 X 28
V Seven
$51.99
V Seven Furion Muzzle Brake
V Seven
$160.05
Dead Air Silencers Xeno Gov A1 Flash Hider 1/2-28 30cal
Dead Air Silencers
$99.99
Advanced Armament Corporation Blackout Flash Hider, 5.56mm, 90t Taper- 1/2-28
Advanced Armament Corporation
$87.99