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Shop By 5.56 NATO


The .223 Wylde and 5.56 NATO are the most popular calibers for the AR-15 platform. These rounds are great for a wide range of uses from military and self defense to small game hunting. It's also a very affordable option for range days.

Top Sellers

Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group *Made In The USA*
Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group *Made In The USA*
$99.99 $74.99
(12)
Recoil Technologies 5.56/.223/.300 BLK OUT/.350 Legend Nitride MPI Full-Auto Compatible Bolt Carrier Group
Recoil Technologies 5.56/.223/.300 BLK OUT/.350 Legend Nitride MPI Full-Auto Compatible Bolt Carrier Group
$159.99 $69.99
Magpul PMAG M3 AR-15/M4 5.56/.223 10 Round Magazine - Black
Magpul PMAG M3 AR-15/M4 5.56/.223 10 Round Magazine - Black
$14.95 $13.99
Recoil Technologies AR-15 .300 BlackOut Complete Bolt Carrier Group
Recoil Technologies AR-15 .300 BlackOut Complete Bolt Carrier Group
$99.99 $74.99
Magpul PMAG 30 AR/M4 Gen M2 MOE 5.56x45mm NATO (No Window) - 5 Pack
Magpul PMAG 30 AR/M4 Gen M2 MOE 5.56x45mm NATO (No Window) - 5 Pack
$79.99 $47.49
Mercury Precision
Mercury Precision "Satellite" 5.56x45mm 16.5" QPQ Nitride Medium Profile AR-15 Barrel
$99.99 $84.99
Gauntlet Arms
Gauntlet Arms "Sandel" AR-15 5.56 NATO 10.5" Inch 1-8 T Phosphate Cryo Treated Barrel
$64.99 $44.99
Bear Creek Arsenal
Bear Creek Arsenal "Gael" 7.5" AR-15 Pistol Barrel 5.56 NATO Stainless Steel 1-7 Twist
$99.99 $44.99
(3)
ELD Performance AR-15 16
ELD Performance AR-15 16" 5.56 NATO Front Sight Base Barrel - Includes Delta Ring Assembly
$159.99 $134.99
Magpul Industries, M2 With Window, .223 Rem/5.56 NATO, 30Rd Magazine - 3 Pack
Magpul Industries, M2 With Window, .223 Rem/5.56 NATO, 30Rd Magazine - 3 Pack
$74.99 $44.99
MMC 'Ammophilia V2' 16-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
MMC 'Ammophilia V2' 16-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$549.99 $265.49
MMC Top Shelf
MMC Top Shelf "Ironstone" 16.5" AR-15 5.56 Nitride Upper Build Kit W/ Mercury Precision, Unique AR
$304.99 $189.99
Recoil Technologies AR-15 .350 Legend Complete Bolt Carrier Group
Recoil Technologies AR-15 .350 Legend Complete Bolt Carrier Group
$99.99 $74.99
Bear Creek Arsenal
Bear Creek Arsenal "Spriggan" AR-15 Pistol Barrel 7.5" Contour Barrel 1-7 Twist .223 Wylde Phosphate Finish
$74.99 $54.97
Lancer, Magazine, AR-15 L5 Advanced Warfighter, .223/5.56, 30Rd, Translucent Purple - 3 Pack
Lancer, Magazine, AR-15 L5 Advanced Warfighter, .223/5.56, 30Rd, Translucent Purple - 3 Pack
$99.99 $69.99
MMC Combos SB Tactical SBA3 Brace AR-15 Finish Your Pistol Kit - 5.56/.223/.300 BLKOUT/.350 Legend
MMC Combos SB Tactical SBA3 Brace AR-15 Finish Your Pistol Kit - 5.56/.223/.300 BLKOUT/.350 Legend
$329.99 $239.99

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  1. Home
  2. Calibers
  3. Shop By 5.56 NATO
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  • Muzzle Devices > 5.56 NATO Compatible
  • Barrels > 5.56 NATO Compatible
  • Bolt Carrier Groups > 5.56 NATO Compatible
  • Magazines > 5.56 NATO Compatible
  • Finish Your Build Kits > 5.56 NATO Compatible
  • Upper Builds > 5.56 NATO Compatible
  • Upper Build Starter Kits > 5.56 NATO Compatible

Products [248]

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Davidson Defense
Davidson Defense "Gnop!" AR-15 Left Handed Upper Receiver 16.5" 5.56 NATO 4150 CMV QPQ Nitride 1-7T Barrel 15" M-Lok Handguard (Assembled or Unassembled)
$584.99 $299.99 Sale
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Davidson Defense
Davidson Defense "Santa Fe" 16.5" AR-15 5.56 Nitride Upper Build Kit
$399.99 $249.99 Sale
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ELD Performance
ELD Performance "Moss" AR-15 18" .223 Wylde Mid Gas M4 1:7T Stainless Steel Spiral Fluted Barrel
$199.99 $169.99 Sale
Out of Stock
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Davidson Defense
Davidson Defense "Tux" AR-15 Pistol Upper Receiver 10.5" 5.56 NATO 4150 CMV 1-7T Barrel 12" M-Lok Handguard (Assembled or Unassembled)
$629.99 $269.99 Sale
In Stock
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Gauntlet Arms
Gauntlet Arms "Alamo" AR-15 20" 5.56 NATO, Rifle Gas, Heavy Profile, 1:7T, Phosphate Barrel
$129.99 $99.99 Sale
In Stock
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Lancer L5AWM .223 Rem/5.56 NATO FDE AR-15 30 Round Mag, Flat Dark Earth
Lancer L5AWM .223 Rem/5.56 NATO FDE AR-15 30 Round Mag, Flat Dark Earth
$17.99 $15.99 Sale
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Recoil Technologies 5.56/.223/.300 BLK OUT/.350 Legend Nitride MPI Full-Auto Compatible Bolt Carrier Group
Recoil Technologies 5.56/.223/.300 BLK OUT/.350 Legend Nitride MPI Full-Auto Compatible Bolt Carrier Group
$159.99 $69.99 Sale
In Stock
Add To Cart
MMC Combos MOAB Stock Finish Your Rifle Build Kit - 5.56/.223/.300/.350
MMC Combos MOAB Stock Finish Your Rifle Build Kit - 5.56/.223/.300/.350
$244.99 $154.99 Sale
In Stock
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MMC Combos Trinity Force Cobra Stock Finish Your Rifle Build Kit - 5.56/.223/.300/.350
MMC Combos Trinity Force Cobra Stock Finish Your Rifle Build Kit - 5.56/.223/.300/.350
$259.99 $159.99 Sale
In Stock
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MMC Combos CQB Stock Finish Your Rifle Build Kit - 5.56/.223/.300/.350
MMC Combos CQB Stock Finish Your Rifle Build Kit - 5.56/.223/.300/.350
$244.99 $149.99 Sale
In Stock
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MMC Combos Luth MBA 5 Stock Finish Your Rifle Build Kit - 5.56/.223/.300/.350
MMC Combos Luth MBA 5 Stock Finish Your Rifle Build Kit - 5.56/.223/.300/.350
$259.99 $159.99 Sale
In Stock
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MMC Top Shelf 'Stonerender' 16
MMC Top Shelf 'Stonerender' 16" AR-15 5.56 NATO Upper Build W/: Aero Precision and Unique AR's
$729.99 $350.99 Sale
In Stock
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Mission First Tactical .223/5.56 30 Round Magazine - American Flag
Mission First Tactical .223/5.56 30 Round Magazine - American Flag
$24.99 $16.99 Sale
In Stock
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Davidson Defense 'Vali' 7.5
Davidson Defense 'Vali' 7.5" AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$319.99 $199.99 Sale
In Stock
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Davidson Defense 'Vali' 7.5
Davidson Defense 'Vali' 7.5" AR-15 5.56 NATO Nitride Pistol Complete Upper Build Kit
$444.99 $279.99 Sale
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MMC 'Anchor' 16
MMC 'Anchor' 16" AR-15 5.56 NATO Stainless Rifle Complete Upper Build Kit
$424.99 $238.49 Sale
In Stock
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Davidson Defense 'Sural' 7.5
Davidson Defense 'Sural' 7.5" AR-15 5.56 NATO Nitride Pistol Complete Upper Build
$539.99 $339.99 Sale
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Davidson Defense 'Sural' 7.5
Davidson Defense 'Sural' 7.5" AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$349.99 $219.99 Sale
In Stock
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Mercury Precision 7.5
Mercury Precision 7.5" 5.56, Pistol Gas, 1:7T, Nitride, 4150 CMV, Nitride Extension
$119.99 $109.99 Sale
In Stock
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Davidson Defense 'Plunker' 7.5
Davidson Defense 'Plunker' 7.5" AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$364.99 $229.99 Sale
In Stock
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Davidson Defense 'Plinky' 7.5
Davidson Defense 'Plinky' 7.5" AR-15 5.56 NATO Nitride Pistol Full Build Kit
$704.99 $389.99 Sale
In Stock
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Davidson Defense 'Gear' 7.5
Davidson Defense 'Gear' 7.5" AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$384.99 $239.99 Sale
In Stock
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Davidson Defense 'Mullet' 7.5
Davidson Defense 'Mullet' 7.5" AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$399.99 $249.99 Sale
In Stock
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Davidson Defense 'Barnum' 10.5
Davidson Defense 'Barnum' 10.5" AR-15 5.56 NATO Nitride Drop-In Pistol Full Build Kit
$794.99 $296.99 Sale
In Stock
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1 2 3 4 5 6 7 ...11 Next Page View All
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