5.56 NATO / .223

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11.5" 5.56/.223 AR-15 Stainless Steel Keymod Upper Assembly
11.5" 5.56 NATO Stainless Steel Upper Assembly with Long Free Float Keymod Handguard Chamber - .223 Wylde  (Shoots both .223 and 5.56 with More Accuracy) Barrel Twist - 1x8 Barrel Thread - 1/2 x 28 Barrel Steel - Stainless Steel  Flash Hider - Muzzle ..
$299.95 $399.95
14.5" 5.56/223 AR-15 premium keymod tactical pistol kit
This kit contains all components to complete your AR-15 build. The kit comes WITHOUT 80% machined stripped lower receiver. All options and modifications to your kit are available on top of this page. Upper and 80% Stripped Lower are made from 7075 T-6 Aluminum.  All components are Mil..
$379.95 $499.95
16" 5.56/.223 AR-15 "BLACK CANON" UPPER ASSEMBLY
Action: Semi-auto Gas System: Carbine Length Gas System Chamber: 5.56 NATO/.223 Wylde Twist Rate: 1/8 button rifled Muzzle Device: Thread 1/2X28 6" mock muzzle brake flush mount shroud    Barrel: 16" M4 contour, 4150V steel, chrome moly, heat treate..
$269.95 $399.95
16" 5.56/.223 AR-15 BLACK SHARK UPPER ASSEMBLY
Action: Semi-auto Gas System: Carbine Length Gas System Chamber: .223 Wylde (5.56 NATO/.223 REM) Twist Rate: 1/8 button rifled* Muzzle Device: Thread 1/2 X28 custom steel shark muzzle brake 4"    Barrel: 16" M4 contour, 4150V steel, chrome..
$269.95 $399.95
16" 5.56/.223 AR-15 M4 KEYMOD UPPER ASSEMBLY
Action: Semi-auto Gas System: Carbine Length Gas System Chamber: 5.56 NATO/.223 Wylde Twist Rate: 1/8 button rifled*  Muzzle Device: Thread 1/2 X28  muzzle brake   Barrel: 16" M4 contour, 4150V steel, chrome moly, heat treated, black, M4 feedra..
$269.95 $399.95
16" 5.56/.223 AR-15 M4 MAGPUL MOE DEFENDER RIFLE KIT - VARIOUS COLORS
This rifle kit contains all components to complete your AR-15 Rifle build in various colors (choose on top). The rifle kit comes WITHOUT 80% lower receiver. All options and modifications to your kit are available on top of this page.  All components are Mil Spec and made in the USA.  ..
$399.99 $499.95