Upper Parts
Explore premium upper AR parts including handguards, muzzle brakes, upper receivers, dust covers, and bolt carrier groups. Find top-quality components for your AR-15 build and upgrade your firearm performance.
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AR-15 .224 Valkyrie 20" SPIRAL FLUTED HEAVY BARREL/ SS / 1:7 TWIST
AR-15 .224 Valkyrie 20" SPIRAL FLUTED HEAVY BARREL/ SS / 1:7 TWIST20" HEAVY CONTOUR WITH 1:7 TWIST41..
AR-15 .224 Valkyrie 20" STRAIGHT FLUTED HEAVY BARREL/ 416R / 1:7 TWIST
AR-15 .224 Valkyrie 20" STRAIGHT FLUTED HEAVY BARREL/ 416R / 1:7 TWIST 20" HEAVY CONTOUR WITH 1..
-25%
AR-15 .350 Legend 20" 416R Stainless Steel Heavy Barrel - 1:16 Twist, Carbine Length Gas System
Unlock superior performance with the AR-15 .350 Legend 20" barrel crafted from 416R stainless steel...
-37%
AR-15 .458 SOCOM / .450 BUSHMASTER BOLT CARRIER GROUP / NITRIDE
MPI inspected8620 STEEL CARRIER9301 STEEL HEADAUTO CARRIERMELONITE FINISHCOMES COMPLETELY ASSEMBLED ..
AR-15 .458 SOCOM Flat Top Upper Receiver, Stripped
Upgrade your AR-15 build with the .458 SOCOM Flat Top Upper Receiver. Designed for large-bore calibe..
AR-15 / AR-10 Walking Dead Compensator, 5/8x24 TPI, Nitride
Walking Dead Compensator:The Walking Dead Compensator is designed to offer superior recoil managemen..
AR-15 12.7x42 18" Parkerized Heavy Barrel | 1:20 Twist | Mid-Length Gas System
Experience top-tier precision and durability with the AR-15 12.7x42 18" barrel. Made from 4150 Chrom..
AR-15 12.7x42 50B 16" Parkerized Heavy Barrel, 1:20 Twist, Carbine
Elevate your AR-15 build with the 12.7x42 16" heavy barrel, designed for precision, durability, and ..
-80%
AR-15 2-Piece Quad Rail Barrel Nut / Steel - Replacement for Standard AR-15 & M16 Handguards
The AR-15 2-Piece Quad Rail Barrel Nut is an essential replacement part for your 2-piece handguard s..
-31%
AR-15 300 AAC Blackout 10.5" 4150 CMV Barrel, 1-7 twist, Govt Profile, Nitride
MADE FROM 4150 CMV AND HARDENED TO 26-32 RC AND STRESS RELIEVED, PLATED BLACK. 1-7 RH TWIST ..
AR-15 300 BLACKOUT 16" DIAMOND FLUTED STAINLESS STEEL BARREL, CARBINE, 1-7
AR-15 300 BLACKOUT 16" DIAMOND FLUTED STAINLESS STEEL BARREL 1-7. Made from 416 stainless steel har..
AR-15 300 Blackout 16" stainless steel spiral fluted barrel , 1-7 , carbine
AR-15 300 Blackout 16" stainless steel spiral fluted barrel 1-7 twist. MADE FROM 416R STAINLESS STEE..
AR-15 300 Blackout 16" Stainless Steel Straight Fluted Barrel - 1:7 Twist, Carbine Gas System
Enhance your AR-15 build with the 300 Blackout 16" stainless steel barrel, designed for superior per..
AR-15 300 Blackout 6" Barrel / 4150 CMV / Med Profile / Nitride
AR-15 300 Blackout 6" Barrel / 4150 CMV / Med Profile / Nitride6" MED PROFILE 1:7 TWIST4150 CMVNITRI..
AR-15 300 Blackout 9" HEAVY BARREL; 4150 CMV 1:7 TWIST
AR-15 300 Blackout 9" HEAVY BARREL; 4150 CMV 1:7 TWIST 9" HEAVY CONTOUR WITH 1:7 TWIST4150 CMV S..
AR-15 5.56 16" stainless steel bull barrel diamond pulse fluted / 1x9
AR-15 5.56 16" stainless steel bull barrel diamond pulse fluted. MADE FROM 416 STAINLESS STEEL HARDE..
-228x228.JPG "AR-15 5.56 16\" stainless steel bull barrel x-treme spiral pulse fluted, 1-9")
AR-15 5.56 16" stainless steel bull barrel x-treme spiral pulse fluted, 1-9
AR-15 16" stainless steel bull barrel x-treme spiral pulse fluted. Chambered in 5.56 nato (also acce..
-40%
AR-15 5.56 Extended Length 4" Zombie Slayer Muzzle Brake, 1/2x28
AR-15 5.56 Extended Length 4" Zombie Slayer Muzzle Brake, 1/2x28. Our unique custom "Zombie Sla..
AR-15 5.56 Micro Steel Compensator
AR-15 5.56 Micro Steel Compensator. Side Slot Cut Reduces Pressure During Rapid Fire. Multi Port..
-23%
AR-15 5.56 NATO 11.5" 4150 CMV Nitride Barrel | Carbine-Length Gas System, 1/2x28 Thread
Enhance your AR-15 build with this high-performance AR-15 5.56 NATO 11.5" barrel. Crafted from 4150 ..
AR-15 5.56 NATO 12.5" Carbine Barrel | M4 Profile, 1:8 Twist, Nitride Finish
he AR-15 5.56 NATO 12.5" Carbine Barrel is designed for shooters seeking a compact, reliable barrel ..
AR-15 5.56 NATO 13.9" 4150 CMV Barrel / Pencil Profile / Mid-Length / 1:7 Twist
AR-15 5.56 NATO 13.9" 4150 CMV Barrel / Pencil Profile / Mid-Length / 1:7 Twist Manufacturer:..
AR-15 5.56 NATO 16" Carbine Length Barrel 1:8 Twist / Gold Finish
AR-15 5.56 NATO 16" Carbine Length Barrel 1:8 Twist / Gold FinishLength: 16"5.56 NATO1:8 Twist.750" ..
-50%
AR-15 5.56 NATO 16" Mid Length Govt Profile Barrel 1:7 with Free Complete Bolt | Combo Deal
Upgrade your AR-15 build with the AR-15 5.56 NATO 16" Mid Length Govt Profile Barrel 1:7 and get a F..
AR-15 5.56 NATO 16" stainless socom barrel, mid length, 1-8 twist
AR-15 5.56 16" nato stainless socom barrel mid length 1-8 twist. MADE FROM 416R STAINLESS STEEL AND ..
-31%
AR-15 5.56 NATO 5" Medium Profile Barrel / Micro Length / 1:5 Twist
AR-15 5.56 NATO 5" Medium Profile Barrel / Micro Length / 1:5 TwistFeatures: Caliber 5.56 Length..
AR-15 5.56 NATO/.223 Wylde 20" stainless steel barrel, straight fluted 1-8 twist
AR-15 5.56 NATO/.223 Wylde 20" stainless steel barrel, straight fluted 1-8 twist. Chambered in 223 W..
AR-15 5.56 NATO/.223 Wylde 20" Stainless Steel Hbar Heavy Barrel, 1-8 Twist
AR-15 5.56 20" Stainless Hbar Heavy Steel Barrel 1-8 Twist. Made In the USA. C..
-25%
AR-15 5.56/ .223 16″ / 5.56 NATO / 1:8 / NITRIDE / STRAIGHT FLUTE
AR-15 5.56/ .223 16″ / 5.56 NATO / 1:8 / NITRIDE / STRAIGHT FLUTE Made from 4150 CMV, nitride ..
-26%
AR-15 5.56/.223 - 24″ BARREL / .223 WYLDE / 1:8 / PHOSPHATE
AR-15 5.56/.223 - 24″ BARREL / .223 WYLDE / 1:8 / PHOSPHATE 4150 CMV, PHOSPHATE1-8 rh twist. ..
AR-15 5.56/.223 16" black diamond stainless steel bull barrel, 1X9
AR-15 16" black diamond stainless steel bull barrel. THIS ITEM IS A LIMITED EDITION BARREL. PLEASE D..
AR-15 5.56/.223 16" RED DIAMOND FLUTED HEAVY BARREL / SS / 1:8 TWIST
AR-15 5.56/.223 16" RED DIAMOND FLUTED HEAVY BARREL / SS / 1:8 TWIST. 16" HEAVY CONTOUR WITH 1:..
-40%
AR-15 5.56/.223 NIB M16 BOLT CARRIER GROUP / NICKEL BORON FUSION
AR-15 5.56/.223 NIB M16 BOLT CARRIER GROUP / NICKEL BORON FUSIONComes completely assembled, properly..
AR-15 5.56/.223 Nickel Boron M16 Mil Spec Bolt Carrier Group
AR-15 5.56/.223 Nickel Boron M16 Complete Bolt Carrier Group. Comes completley assembled, prope..
-50%
AR-15 5.56/.223 Pack of 10 1/2x28 Thread Steel Crush Washer / Phosphate
AR-15 5.56/.223 Pack of 10 1/2"x28 Thread Steel Crush Washer Fits 1/2"x28 Thread .223PACK OF 10..
-71%
AR-15 5.56/.223 Right-Handed Side Charging Upper Receiver - No BCG, Billet Aluminum
Upgrade your AR-15 with this Right-Handed Side Charging Upper Receiver, designed to provide a smooth..
-43%
AR-15 5.56/.223 Upper Receiver Build Kit with Black Nitride BCG | Premium Mil-Spec Components
The AR-15 5.56/.223 Upper Receiver Build Kit with Black Nitride BCG is the ultimate solution for any..
-35%
AR-15 5.56/.223 Wylde 16" / 1:8 / STAINLESS STEEL / BEAR CLAW
AR-15 5.56/.223 Wylde 16" / 1:8 / STAINLESS STEEL / BEAR CLAW CHAMBER .223 Wylde ..
AR-15 5.56/.223 WYLDE 16" DIAMOND FLUTED STAINLESS STEEL BARREL, 1X8
AR-15 5.56 16" DIAMOND FLUTED STAINLESS STEEL HBAR BARREL. MADE FROM 416R STAINLESS STEEL HARDE..
-41%
AR-15 5.56/.223 WYLDE 16" stainless steel M4 barrel, 1x8 twist
AR-15 5.56/.223 WYLDE 16" stainless steel M4 barrel, 1x8 twist. Chambered in .223 WYLDE (accepts 5.5..
AR-15 5.56/.223 Wylde 20" Black Nitride Spiral Fluted Heavy Barrel, 1:8 Twist, Rifle Length Gas System
AR-15 5.56/.223 Wylde 20" Black Nitride Spiral Fluted Heavy Barrel, 1:8 Twist, Rifle Length Gas Syst..
-20%
AR-15 5.56/.223 Wylde, 24" Black Nitride Spiral Fluted Heavy Barrel - 1:8 Twist, Rifle Length Gas System
The AR-15 5.56/.223 Wylde 24" Black Nitride Spiral Fluted Heavy Barrel is engineered for precision a..
AR-15 5.56/.224 24" BARREL / .223 WYLDE / 1:8 / SPIRAL CUT / STAINLESS
AR-15 5.56/.224 24" BARREL / .223 WYLDE / 1:8 / SPIRAL CUT / STAINLESSChamber - .2..
AR-15 5.5” FAKE SUPPRESSOR - ANODIZED GREEN
T6 Aluminum1/2 X 28 ThreadWeight: 8.3 OzOD: 1 3/16″US MadeExtends Barrel Length 4.75 Inches.223 CalW..
AR-15 6.5 Grendel 18" Nitride Barrel | 1-8 Twist, Heavy Profile, Perfect for Target & Hunting
Enhance the performance of your AR-15 with this 6.5 Grendel 18" heavy barrel, designed for precision..
-17%
AR-15 6.5 Grendel II 16" Barrel, 1x8 Twist, Stainless Steel
AR-15 6.5 Grendel II 16" Barrel, 1x8 Twist, Stainless Steel6.5 Grendel Type II416 R Stainless SteelM..
-24%
AR-15 6.5 Grendel II 18" Hbar Barrel, 1x8 Twist, Nitride
AR-15 6.5 Grendel II 18" Barrel, 1x8 Twist, Nitride18" length6.5 Grendel Type II4150 Steel, Black Ni..
-45%
AR-15 6.5 Grendel Type II Stripped Bolt - Precision Engineered for Performance
If you're building or upgrading a 6.5 Grendel AR platform, Moriarti Armaments offers the perfect sol..
AR-15 6.8 SPC / .224 VALK HYBRID BOLT CARRIER GROUP COMPLETE
AR-15 6.8 SPC / .224 VALK HYBRID BOLT CARRIER GROUP. FEATURES AR15 STYLE NICKEL BORON PLAT..
AR-15 6.8 SPC bolt assembly
AR-15 6.8 SPC bolt assembly. Complete 6.8 bolt assembly for your AR-15 6.8 SPC build. Made f..