5.56/.223 80% Kits & Upper Assemblies

Chamber - 5.56/.223 WYLDEBarrel Twist - 1x7Barrel Thread - 1/2X28Barrel Steel - 4150 Chrome Moly with Nitro-Met coating, CNC machined, M4 feedrampsMuzzle Brake - AR-15 Gen 2 Micro Reverse Thread slip over Socom style fake suppressorHandguard - 10" Hardcoat Anodized Quad..

AR-15 5.56/.223 16" BULL UPPER ASSEMBLY / 15" KEYMOD RAIL IN RED. CA and NY compliant.Action: Semi-auto Barrel: 16" heavy profile, 4150V steel, chrome moly, heat treated, black, M4 feedramps, .750 gas block diameter.Gas System: Carbine Length Gas System Chamber: .223 Wylde..

AR-15 5.56/.223 16" M4 BLUE UPPER ASSEMBLY W/CUSTOM BRAKE. Created by Moriarti Armaments. CA and NY compliant.Action: Semi-auto Gas System: Carbine Length Gas System Chamber: .223 Wylde (5.56 NATO/.223 REM) Twist Rate: 1/8 button rifled* Barrel: 16" M4 ..

AR-15 16" 5.56/.223 M4 KEYMOD UPPER ASSEMBLYAction: Semi-auto 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 feed..

AR-15 5.56/.223 16" M4 MAGPUL MOE FLAT TOP UPPER ASSEMBLY - FDEAction: Semi-auto Gas System: Carbine Length Gas System Chamber: 5.56 NATO Muzzle Device: Thread 1/2 X28 Compact Muzzle Brake Includes:AR-15 Snap RingAR-15 Delta RingAR-15 Weld Spring Specifics:Barrel:&nb..

AR-15 5.56/.223 16" M4 SLIM KEYMOD UPPER ASSEMBLY FEATURES:Action: Semi-auto Gas System: Carbine Length Gas System Chamber: 5.56 NATO/.223 Wylde Twist Rate: 1/9* button rifled Muzzle Device: 1/2X28 Knurled 3 port Muzzle Brake Barrel: 16" M4 hbar contour, 4150V ste..

AR-15 5.56/.223 16" stainless steel diamond rifle kit w/12" keymod rail contains all components to complete your AR-15 Rifle build. 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..

AR-15 5.56/.223 16" stainless steel straight cut rifle kit w/12" keymod rail contains all components to complete your AR-15 Rifle build. 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..

AR-15 5.56/.223 7.5" Pistol Quad Upper Assembly / 3" Fake Can Mock Includes: Chamber - 5.56 NATO  (Shoots both .223 and 5.56) Barrel Twist - 1x7 Barrel Thread - 1/2 x 28 Barrel Steel - 41V50 CMV, M4, Parkerized Flash Hider - 3" Fake Can Mock Over..

AR-15 .223 WYLDE 16" STAINLESS BLACK CLAW PREMIUM KEYMOD UPPER ASSEMBLY. Current ETA: 4-6 weeksBarrel - 16" 416R stainless steel hbar contour barrel. Hardened to 26-32 rc and stress relieved. Chambered in .223 WYLDE, 1-8 rh twist. Bear Claw spiral flutes. Button rifled, 6 Grooves. .750 under gas blo..

AR-15 .223/5.56 16" "Black Wolf" stainless steel upper assembly / Walking dead / Left handed side charger. This upper is build on left hand side charging upper receiver. Comes complete with BCG and CH.Barrel - 16" 416 stainless steel hbar barrel, stainless steel, nitride coated, stainless steel stra..

AR-15 5.56 11.5" Chrome Moly Barrel. Made In the USA     Chamber  -  5.56     Barrel Thread - 1/2" x 28     Barrel Twist  -   1 x 9     Barrel Steel   -   Chrome Moly     Ba..

AR-15 5.56 11.5" stainless steel HBAR barrel 1-9 twist. Comes as seen in picture with barrel extension and extension pin installed. This barrel also has the gas port hole pre-drilled. Barrel extension has the m4 feedramps. Made from 416 stainless steel hardened to 26-32 rc and stress relie..

AR-15 5.56 16" stainless steel bull barrel. Made from 416 stainless steel hardened to 26-32 rc and stress relieved. 1-9 rh twist. 6 groove button rifled. Chambered in 5.56 nato (also accepts .223 rounds). .936" diameter under gas block. Carbine length gas system. Target crowned muzzle..

AR-15 16" stainless steel bull barrel x-treme fluted. Chambered in 5.56 nato (also accepts .223 rounds). Made from 416 stainless steel hardened to 26-32 rc and stress relieved. 1-9 rh twist. 6 groove button rifled. .936" diameter under gas block. Target crowned Comes with barrel exten..

AR-15 5.56 16" stainless steel lightweight pencil barrel 1x9 twist. Made from 416 stainless steel, hardened to 26-32 rc and stress relieved. 1-9 rh twist, 6 groove button rifled. Chambered in 5.56 nato (also accepts .223 rounds). .625" in front of gas block, .625" behind gas block, taperi..

AR-15 5.56 16" DIAMOND FLUTED STAINLESS STEEL HBAR BARREL. MADE FROM 416R STAINLESS STEEL HARDENED TO 26-32 RC AND STRESS RELIEVED. 1-9 RH TWIST.BARREL SPECIFICS: DIAMOND FLUTED CHAMBERED IN 5.56 NATO/.223 WYLDE .750" DIAMETER UNDER GAS BLOCK. CARBINE LENGTH GAS SYSTEM. 1/2-..

AR-15 5.56 Noveske KX3 Flash Suppressor Pig 1/2x28 Black. Made in Grants Pass,Oregon USA. Heat-Treated CM Construction  Phosphate Finish  7 ounces  1.35 inch Dia  3.28 inch OAL  The Noveske KX3 Flash Suppressor will work on any barrel length. All KX3s are individuall..

AR-15 5.56/.22 YHM Style 16" Diamond Fluted Chrome Moly Upper Assembly. Handguards - YHM 12.5" rifle length diamond series forearm. Made from aircraft quality aluminum and black hardcoat anodized.Barrel - 16" YHM nitride (black) chrome lined barrel, 1/2 x 28&n..

AR-15 5.56/.223 10.5'' CARBINE UPPER ASSEMBLY W/ 10'' M-LOK HANDGUARD is a perfect addition to your pistol look. Just drop this pistol upper assembly on your Mil-Spec lower receiver and enjoy the outdoors. Created by MA especially for you, all USA made. BARREL - 10.5" 4150 STEEL M4 CONTO..