AR-15 Line

Moriarti's AR-15 - Choose from the very best from the best prices! How? We are the manufacturer. Thus, by bypassing the middle man, we are able to offer you quality American made ARs at the best prices on the market.
AR-15 rifle is the most recognizable for its meaningful shape, accuracy, reliability, easy maintenance, operations, flexibility, and moreover, its tested and proven performance. This is a survival gun. At Moriarti Armaments, you can find a “must have” rifle with the best quality of AR-15 parts and components available on the market, all made in the USA to mil-spec tolerances. Available in 5.56/.223 Wylde, 6.8 SPC, 6.5 Grendel, 300 Blackout, 7.62x39, Big Bore and other calibers, additional upgrades and customization are offered to make an AR-15 rifle of your dreams. 

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  • AR-15 .450 Bushmaster 18" Steel Black Nitride Upper Assembly / Mlok
    AR-15 .450 Bushmaster 18" steel black nitride upper assembly, This drop-in .450 Bushmaster upper features 4150 Steel Black Nitride Finish, with 1 and 24" twist and 15" rifle length slim Mlok free float handguards.  Barrel - 18" 4150CMV steel black nitride hbar barrel..
    AR-15 .450 Bushmaster 18" steel black nitride upper assembly, This ...
    $329.95$499.95
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  • AR-15 .450 Bushmaster 7.5" Pistol Build Kit / Linear Comp / Classic
    AR-15 .450 Bushmaster 7.5" Pistol Build Kit / Linear Comp / Classic. This kit includes everything you need to complete your .450 pistol project except the lower receiver. It is based on AR-15 platform and features 4150 CMV barrel, M16 cut BCG, milspec lower parts and 4.3 heavy buffer.  Barre..
    AR-15 .450 Bushmaster 7.5" Pistol Build Kit / Linear Comp / Classic...
    $499.95$749.95
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  • AR-15 .450 Bushmaster 7.5" Pistol Upper Assembly / Mlok Free Float
    AR-15 .450 Bushmaster 7.5" Pistol Upper Assembly / Mlok Free Float - Just add this .450 Pistol Flattop Upper to your AR15 Pistol Lower Receiver, and you are ready for the range. This assembly includes 7" heavy profile .450 Bushmaster barrel with slim 7" free-float handguard, available in y..
    AR-15 .450 Bushmaster 7.5" Pistol Upper Assembly / Mlok Free Float&...
    $299.95$499.95
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  • AR-15 .458 SOCOM / .450 BUSHMASTER BOLT CARRIER GROUP / NITRIDE
    MPI inspected8620 STEEL CARRIER9301 STEEL HEADAUTO CARRIERMELONITE FINISHCOMES COMPLETELY ASSEMBLED WITH PROPERLY STAKED GAS KEYFOR 458 SOCOM OR SIMILAR (.472 BOLT FACE) ..
    MPI inspected8620 STEEL CARRIER9301 STEEL HEADAUTO CARRIERMELONITE ...
    $119.95$189.95
  • AR-15 .458 Socom 10.5" pistol upper assembly / 10" Mlok / Linear Comp
    AR-15 .458 Socom 10.5" pistol upper assembly w/ 10" free float rail Barrel - 10.5" 4150CMV steel barrel, single feedramps, non-fluted. Parkerized finish. Chambered in .458 Socom. Button rifled with 1-14 rh twist. .875 under gas block diameter. Threaded 5/8x24.  Carbine gas system. ..
    AR-15 .458 Socom 10.5" pistol upper assembly w/ 10" free float...
    $349.95$549.95
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  • AR-15 .458 Socom 12.5" Upper Assembly / 12" Mlok / Tanker
    AR-15 .458 Socom 12.5" Upper Assembly / 12" Mlok / TankerFeatures:Barrel Length: 12.5" .458 Melonite Barrel Gas System: Carbine Barrel Profile: Heavy Barrel Steel: 41V50 Barrel Finish: Nitride coated Muzzle Thread: 5/8x24 Twist Rate: 1/14 Barrel Extension: Socom Extension Diameter at Ga..
    AR-15 .458 Socom 12.5" Upper Assembly / 12" Mlok / TankerFeatures:B...
    $329.95$549.95
  • AR-15 .458 Socom 13" Upper Assembly / 12" Mlok / 3" Fake Can
    AR-15 .458 Socom 13" Upper Build W/ 12" Slim Rail / 3" Fake CanFeatures:Barrel Length: 13" .458 Melonite Barrel Gas System: Carbine Barrel Profile: Heavy Barrel Steel: 41V50 Barrel Finish: Nitride coated Muzzle Thread: 5/8x24 Twist Rate: 1/14 Barrel Extension: Socom Extension Diameter a..
    AR-15 .458 Socom 13" Upper Build W/ 12" Slim Rail / 3" Fake CanFeat...
    $329.95$549.95
  • AR-15 .458 Socom 16" black upper assembly / 15" Mlok / Linear Comp
    AR-15 .458 Socom 16" black upper assembly w/ 12" Mlok rail Barrel - 16" 4150 CMV, single feedramps, non-fluted. Parkerized finish. Chambered in .458 Socom. Button rifled with 1-14 rh twist. .875 under gas block diameter. Threaded 5/8x32.  Carbine gas system. Barrel is finished off by li..
    AR-15 .458 Socom 16" black upper assembly w/ 12" Mlok rail Barre...
    $299.95$529.95
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  • AR-15 .458 Socom 16" slim profile rifle kit / Alpha Stock / 12" Mlok
    AR-15 .458 Socom 16" slim profile rifle kit / Alpha Stock / 15" Mlok contains all components except 80% lower to complete your AR-15 big bore .458 Socom build. The kit comes WITHOUT 80% lower receiver. All options and modifications to your kit are available on top of this page. All compone..
    AR-15 .458 Socom 16" slim profile rifle kit / Alpha Stock / 15" Mlo...
    $499.95$799.95
  • AR-15 .458 Socom 18" 4150 CMV Upper Assembly / 15" Mlok
    AR-15 .458 Socom 18" 4150 CMV Upper Assembly / 15" Mlok  . This upper assembly is compatible with .458 Socom cartridges, making it suitable for big game hunting and tactical shooting. It is made from 4150 Chromoly Vanadium (CMV), a high strength steel that offers increased strength, c..
    AR-15 .458 Socom 18" 4150 CMV Upper Assembly / 15" Mlok  ...
    $299.95$449.95
  • AR-15 .458 SOCOM Flat Top Upper Receiver,  Stripped
    AR-15 .458 SOCOM Flat Top Upper Receiver, Stripped 7075 T6 Aluminum Frogings Black anodized finish M-4 feed ramps Ejection port machined extra wide for the .458 Socom and other large bore calibers Made in the USA by Anderson ManufacturingCompatible with Mil Spec AR-15 lowers ..
    AR-15 .458 SOCOM Flat Top Upper Receiver, Stripped 7075 T6 A...
    $89.95
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  • AR-15 .50 Beowulf 10.5" Upper Build W/ 10" Slim Rail and Custom Brake
    AR-15 .50 Beowulf 10.5" Upper Build W/ 10" Slim Rail and Custom Brake. Uppers use 6.5 Grendel Type 2 BCG.Features:Barrel Length: 10.5" 12.7x42 Cal, Custom Made Gas System: Carbine Barrel Profile: Heavy Barrel Steel: 416CMV Barrel Finish: Parkerized Muzzle Thread: 5/8x24 Twist Rate: 1/20 ..
    AR-15 .50 Beowulf 10.5" Upper Build W/ 10" Slim Rail and Custom Bra...
    $399.95$599.95
  • AR-15 .50 Beowulf 12.5" Upper Build W/ 12" Slim Rail / Classic
    AR-15 .50 Beowulf 12.5" Upper Build W/ 12" Slim Rail / Classic. Uppers use 6.5 Grendel Type 2 BCG.Features:Barrel Length: 12.5" 12.7x42 Cal, Custom Made Gas System: Carbine Barrel Profile: Heavy Barrel Steel: 416CMV Barrel Finish: Parkerized Muzzle Thread: 49/64x20 Twist Rate: 1/20 Barre..
    AR-15 .50 Beowulf 12.5" Upper Build W/ 12" Slim Rail / Classic. Upp...
    $349.95$549.95
  • AR-15 .50 Beowulf 12.5" Upper Build W/ 12" Slim Rail and Custom Brake
    AR-15 .50 Beowulf 12.5" Upper Build W/ 12" Slim Rail and Custom Brake. Uppers use 6.5 Grendel Type 2 BCG.Features:Barrel Length: 12.5" 12.7x42 Cal, Custom Made Gas System: Carbine Barrel Profile: Heavy Barrel Steel: 416CMV Barrel Finish: Parkerized Muzzle Thread: 5/8x24 Twist Rate: 1/20 ..
    AR-15 .50 Beowulf 12.5" Upper Build W/ 12" Slim Rail and Custom Bra...
    $399.95$599.95
  • AR-15 .50 BEOWULF 12.7x42 18" Parkerized Rifle Kit / 15" Mlok / Adaptive Stock
    AR-15 .50 BEOWULF 12.7x42 18" Parkerized Rifle Kit / 15" Mlok / Adaptive Stock / No Lower  features 18" parkerized heavy barrel with 1:20 twist rate, mid-length gas system. It includes a 15" MLOK Rail, an M4 flat-top forged upper receiver Socom style, 4.8 heavy buffer, milspec parts a..
    AR-15 .50 BEOWULF 12.7x42 18" Parkerized Rifle Kit / 15" Mlok / Ada...
    $499.95$749.95
  • AR-15 .50 BEOWULF 12.7x42 18" Parkerized Upper Assembly / 15" Mlok
    AR-15 .50 BEOWULF 12.7x42 18" Parkerized Upper Assembly / 15" Mlok.  This AR-15 12.7x42 rifle length upper has an 18" parkerized heavy barrel, and features a 1:20 twist rate, with a mid-length gas system. It includes a 15" MLOK Rail, an M4 flat-top forged upper receiver and compatible..
    AR-15 .50 BEOWULF 12.7x42 18" Parkerized Upper Assembly / 15" Mlok....
    $299.95$549.95
  • AR-15 .50 Beowulf 16" Upper Build W/ 15" Slim Mlok Rail and Custom Brake
    AR-15 .50 Beowulf 16" Upper Build W/ 15" Slim Rail and Custom Brake. Upper does not come with BCG and CH, can be purchased separately.Features:Barrel Length: 16" 12.7x42 Cal Gas System: Carbine Barrel Profile: Heavy Barrel Steel: 416CMV Barrel Finish: Parkerized Muzzle Thread: 49/64 x 20 ..
    AR-15 .50 Beowulf 16" Upper Build W/ 15" Slim Rail and Custom Brake...
    $399.95$529.95
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  • AR-15 .750 FOUR RAIL GAS BLOCK / PICATINNY
    AR15 223 5.566061-T6 High Quality Aluminum Low Profile Gas Block Come With Roll PinFits 0.75" Regular Barrel and Standard Gas TubePrecision Machined from Aluminum with Tight Tolerance Control4 Slots for Weaver/Picatinny/Universal RailFits 0.75" Regular Barrel and Standard Gas TubeReplaces A2 Fro..
    AR15 223 5.566061-T6 High Quality Aluminum Low Profile Gas Bloc...
    $34.95
  • AR-15 / AR-10 TANKER STYLE STEEL MULTI PORT COMPENSATOR, 5/8x24
    Multi Port CompensatorFlat side, tanker style3 Side Porting Slots and 2 Top Porting Holes To Reduce Muzzle Climb And RecoilCrush Washer IncludedAll Steel Construction, Black Nitride Coated.308 Cal / 300 AAC Blackout / 7.62x395/8 x 24 ThreadsUSA made ..
    Multi Port CompensatorFlat side, tanker style3 Side Porting Slots a...
    $89.95
  • AR-15 / HBPDW PISTOL STABILIZING BRACE / HONEY BADGER SB BRACE
    AR-15 / HBPDW PISTOL STABILIZING BRACE / HONEY BADGER SB BRACEFEATURESCaliber 5.56/300BLKLightweight, low-profile, and short3-position adjustableIntegral, ambidextrous QD sling socketCompatible with mil-spec bolt carrier groups and AR lowersUS veteran designed and proudly made in the USAPRODUCT INCL..
    AR-15 / HBPDW PISTOL STABILIZING BRACE / HONEY BADGER SB BRACEFEATU...
    $299.95
  • AR-15 10" AIR LITE M-LOK FREE FLOATING HANDGUARD WITH MONOLITHIC TOP RAIL - RED
    AR-15 10"10″ AIR LITE M-LOK FREE FLOATING HANDGUARD WITH MONOLITHIC TOP RAIL - RED US MadeAnodized RedT6 Aluminum BodyUltra Lightweight MlokProprietary Lightweight Aluminum Barrel Nut IncludedTotal Weight Including Barrel Nut Is 7.9 oz!!Rail System Slides Over Barrel Nut, And Is Locked Up Agai..
    AR-15 10"10″ AIR LITE M-LOK FREE FLOATING HANDGUARD WITH MONOLITHIC...
    $129.95
  • AR-15 10″ AIR LITE M-LOK FREE FLOATING HANDGUARD / MONOLITHIC TOP RAIL / ANODIZED GOLD
    AR-15 10″ AIR LITE M-LOK FREE FLOATING HANDGUARD / MONOLITHIC TOP RAIL / ANODIZED GOLDRail Features:US MadeAnodized Gold Finish3 M-LOK Slots On 3 Sides of Front End Of HandguardRail System Slides Over Barrel Nut, And Is Locked Up Against Receiver With 6 ScrewsHeavy DutyT6 Aluminum BodyProprietary Ba..
    AR-15 10″ AIR LITE M-LOK FREE FLOATING HANDGUARD / MONOLITHIC TOP R...
    $129.95
  • AR-15 12" QUADRAIL FLOAT HANDGUARD ROUND PORT
    AR-15 16" QUADRAIL FREE FLOAT HANDGUARD RIFLE LENGTH, USA MADEPRODUCT SPECIFICATIONSCNC precision machined solid 6061-T6 aluminum with a hard anodized matte black finish, these quality rails give you lots of accessory options. Each has two QD sling swivel ports and with an inner diameter of 1.835", ..
    AR-15 16" QUADRAIL FREE FLOAT HANDGUARD RIFLE LENGTH, USA MADEPRODU...
    $79.95
  • AR-15 12.7x42 18" Parkerized Heavy Barrel | 1:20 Twist | Mid-Length Gas System
    AR-15 12.7x42 18" Parkerized Heavy Barrel | 1:20 Twist | Mid-Length Gas System Length: 18"Material: 4150 Chrome Moly VanadiumProfile: BullThread Pitch: 49/64 x 20Gas System: MidGas Block: .936Twist Rate: 1:20Feed Ramp: SingleWeight: 2.75lb ..
    AR-15 12.7x42 18" Parkerized Heavy Barrel | 1:20 Twist | Mid-Length...
    $199.95
  • AR-15 12.7x42 50B 16" Parkerized Heavy Barrel, 1:20 Twist, Carbine
    AR-15 12.7x42 50B 16" Parkerized Heavy Barrel, 1:20 Twist, CarbineComes with barrel extension and extension pin installed. Length16ProfileHeavy BarrelTwist1:20FinishParkerizedMaterial4150 Chrome Moly VanadiumThread Pitch49/64 x 20Caliber12.7 x 42Feed RampSingleFlutesNoneGas SystemCarbineGas Blo..
    AR-15 12.7x42 50B 16" Parkerized Heavy Barrel, 1:20 Twist, CarbineC...
    $129.95
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  • AR-15 12.7x42 7.5" Pistol Upper Assembly / Mlok Free Float
    AR-15 12.7x42 7.5" Pistol Upper Assembly / Mlok Free Float - This assembly includes 7" heavy profile 12.7x42 barrel with slim 7" free-float handguard, available in your choice in mlok. Barrel is finished off with nitride linear compensator. Barrel - 7.5" 4150CMV steel black nitride medi..
    AR-15 12.7x42 7.5" Pistol Upper Assembly / Mlok Free Float - T...
    $299.95$499.95
  • AR-15 12″ 6MM ARC Faxon Gunner Upper Assembly / Mlok
    The Moriarti Armaments AR-15 12″ 6MM ARC Match Grade Gunner  Upper Assembly / Mlok comes complete with a MATCH GRADE Stainless Steel 416R nitride coated Barrel, low profile Steel .750  gas block and a Stainless Steel carbine Gas tube. Upper is finished off with a Slim Free F..
    The Moriarti Armaments AR-15 12″ 6MM ARC Match Grade Gunner&nb...
    $449.95$699.95
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  • AR-15 15" M-Lok Super Slim Light Free Float Handguard - Anodized Black
    Includes barrel nutFeatures:Handguard Length: 15"Solid 7075-T6 AluminumSuper Slim Lightweight designFull Length Picatinny Top RailMade in USAOne-Piece Free Float Design and Construction / MlokColor: Black..
    Includes barrel nutFeatures:Handguard Length: 15"Solid 7075-T6 Alum...
    $89.95$129.95
  • AR-15 15" ULTRALIGHT SERIES COMPLETE FURNITURE SET / CHROME
    AR-15 15" ULTRALIGHT SERIES COMPLETE FURNITURE SET / CHROMEHANDGUARD:US MadeT6 Aluminum BodyAir Lite Honeycomb SeriesProprietary Lightweight Aluminum Barrel Nut IncludedTotal Weight Including Barrel Nut Is 8.9 oz!!Triangle / Diamond Cuts Throughout Handguard to Reduce WeightRail System Sli..
    AR-15 15" ULTRALIGHT SERIES COMPLETE FURNITURE SET / CHROMEHANDGUAR...
    $349.95
  • AR-15 15″ AIR LITE SERIES ‘HONEYCOMB’ M-LOK FREE FLOATING HANDGUARD WITH MONOLITHIC TOP RAIL / ANODIZED GREY
    US MadeNew “Honeycomb” LineTotal Weight Including Barrel Nut Is 8.9 Oz!!Rail System Slides Over Barrel Nut, And Is Locked Up Against Receiver With 6 ScrewsT6 Aluminum BodyAnodized Grey Finish3 M-LOK Slots On 3 Sides Of Front End Of HandguardTight Fit Up Against Receiver, Which Allows For A Monolithi..
    US MadeNew “Honeycomb” LineTotal Weight Including Barrel Nut Is 8.9...
    $139.95
  • AR-15 15″ AIR LITE SERIES ‘HONEYCOMB’ M-LOK FREE FLOATING HANDGUARD WITH MONOLITHIC TOP RAIL / ANODIZED PURPLE
    Most popular color - purple of 2023. US Made AR-15 railNew “Honeycomb” LineTotal Weight Including Barrel Nut Is 8.9 Oz!!Rail System Slides Over Barrel Nut, And Is Locked Up Against Receiver With 6 ScrewsHeavy DutyT6 Aluminum BodyAnodized Purple Finish3 M-LOK Slots On 3 Sides Of Front End Of Handguar..
    Most popular color - purple of 2023. US Made AR-15 railNew “Honeyco...
    $139.95
  • AR-15 15″ ULTRA LIGHTWEIGHT THIN M-LOK FREE FLOATING HANDGUARD WITH MONOLITHIC TOP RAIL / BLACK CHROME
    US MadeProprietary Barrel Nut IncludedM-LOK SystemTight Fit Up Against Receiver, Which Allows For A Monolithic Top RailT6 Aluminum BodyRail System Slides Over Barrel Nut, And Is Locked Up Against Receiver With 6 ScrewsInternal Diameter: 1.34″15″ Extended LengthUltra LightweightTotal Weight Including..
    US MadeProprietary Barrel Nut IncludedM-LOK SystemTight Fit Up Agai...
    $169.95
  • AR-15 15″ ULTRA LIGHTWEIGHT THIN M-LOK FREE FLOATING HANDGUARD WITH MONOLITHIC TOP RAIL / CHROME
    US MadeProprietary Barrel Nut IncludedM-LOK SystemTight Fit Up Against Receiver, Which Allows For A Monolithic Top RailT6 Aluminum BodyRail System Slides Over Barrel Nut, And Is Locked Up Against Receiver With 6 ScrewsInternal Diameter: 1.34″15″ Extended LengthUltra LightweightTotal Weight Including..
    US MadeProprietary Barrel Nut IncludedM-LOK SystemTight Fit Up Agai...
    $169.95
  • AR-15 16" 300 AAC BLACKOUT  BARRETT STYLE 15" LIGHTWEIGHT UPPER / FDE
    AR-15 16" 300AAC BLK  BARRETT STYLE 15" LIGHTWEIGHT FDE UPPER. WE NOW MAKE THIS ITEM WITH MLOK RAIL.  Barrel Length: 16"Gas System: PistolBarrel Steel: 4150V Chrome Moly VanadiumBarrel Finish: NitrideMuzzle Thread: 5/8-24Chamber: 300 BlackoutTwist Rate: 1 in 8"Barrel Extension: M4Diamet..
    AR-15 16" 300AAC BLK  BARRETT STYLE 15" LIGHTWEIGHT FDE UPPER....
    $299.95$399.95
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  • AR-15 16" 300 AAC BLACKOUT BARRETT STYLE 15" LIGHTWEIGHT MLOK UPPER
    AR-15 16" 300 AAC BLACKOUT PISTOL LENGTH 1/8 NITRIDE 15" LIGHTWEIGHT KEYMOD UPPER. 300 blackout caliber uppers use your standard .223/5.56 bolt carrier group and magazines. No special bolts or magazines to buy to get into a new caliber! Just drop an upper on your standard mil-spec AR-15 lower, and y..
    AR-15 16" 300 AAC BLACKOUT PISTOL LENGTH 1/8 NITRIDE 15" LIGHTWEIGH...
    $279.95$399.95
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  • AR-15 16" 300 AAC BLACKOUT STAINLESS UPPER WITH THREAD PROTECTOR
    AR-15 16" 300 AAC BLACKOUT STAINLESS UPPER WITH THREAD PROTECTOR. New by Moriarti Armaments, CA and NY compliant. 300 blackout caliber uppers use your standard .223/5.56 bolt carrier group and magazines. No special bolts or magazines to buy to get into a new caliber! Just drop an upper on your stand..
    AR-15 16" 300 AAC BLACKOUT STAINLESS UPPER WITH THREAD PROTECTOR. N...
    $399.95
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  • AR-15 16" 5.56/.223 BARRETT STYLE LIGHTWEIGHT UPPER ASSEMBLY / 15" MLOK
    AR-15 16" 5.56/.223 BARRETT STYLE LIGHTWEIGHT UPPER ASSEMBLY / 15" MLOK FEATURES: Barrel Steel: 4150V Chrome Moly VanadiumBarrel Finish: NitrideMuzzle Thread: 1/2X28Chamber: 5.56 NATO (shoots both, 5.56 NATO and .223 Rem)Twist Rate: 1 in 8"Barrel Extension: M4Diameter at Gas Block: .750"Gas Blo..
    AR-15 16" 5.56/.223 BARRETT STYLE LIGHTWEIGHT UPPER ASSEMBLY / 15" ...
    $249.95$399.95
  • AR-15 16" 7.62x39 15" LIGHTWEIGHT BLUE UPPER W/TRIPORT MUZZLE BRAKE
    AR-15 16" 7.62x39 15" LIGHTWEIGHT BLUE UPPER W/TRIPORT MUZZLE BRAKE. AR-47 are compatible with your standard mil-spec AR-15 lower receivers.  Barrel Length: 16"Gas System: CarbineBarrel Steel: 4150V Chrome Moly VanadiumBarrel Finish: PhosphateMuzzle Thread: 5/8-24Chamber: 7.62x39Twist Rate: ..
    AR-15 16" 7.62x39 15" LIGHTWEIGHT BLUE UPPER W/TRIPORT MUZZLE BRAKE...
    $299.95$399.95
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  • AR-15 16" 7.62x39 BARRETT STYLE 15" LIGHTWEIGHT FDE UPPER
    AR-15 16" 7.62x39 BARRETT 15" LIGHTWEIGHT FDE UPPER. AR-47 are compatible with your standard mil-spec AR-15 lower receivers.  Barrel Length: 16"Gas System: CarbineBarrel Steel: 4150V Chrome Moly VanadiumBarrel Finish: PhosphateMuzzle Thread: 5/8-24Chamber: 7.62x39Twist Rate: 1 in 10"Barrel E..
    AR-15 16" 7.62x39 BARRETT 15" LIGHTWEIGHT FDE UPPER. AR-47 are comp...
    $299.95$399.95
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  • AR-15 16″ 6.5 Grendel Type II Tactical Upper Assembly
    Moriarti Armament's AR-15/M-16 16″ 6.5 Grendel Type II FULLY ASSEMBLED Upper Assembly includes:AR15 / M16 Enhanced Upper Receiver 16″ Contour Parkerized 6.5 Grendel (Type II) 4150 Chrome Moly Steel Barrel with 1:8 Twist and Carbine Gas.750 Low Profile Gas BlockCarbine L..
    Moriarti Armament's AR-15/M-16 16″ 6.5 Grendel Type II FULLY A...
    $249.95$449.95
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  • AR-15 18″ 6MM ARC Stainless Upper Assembly / Rocket Man / Mlok
    The Moriarti Armaments AR-15 AR-15 18″ 6MM ARC Match Grade Stainless Upper Assembly / Rocket Man comes complete with a MATCH GRADE Stainless Steel 416R Barrel, low profile steel .750  steel gas block and a Stainless Steel X-Large Gas tube. Upper is finished off with a Free F..
    The Moriarti Armaments AR-15 AR-15 18″ 6MM ARC Match Grad...
    $599.95$699.95
  • AR-15 2-PIECE QUAD RAIL BARREL NUT/STEEL
    Standard Barrel Nut Original factory part to replace damaged or lost pieces for your 2-Piece style hand guard. Barrel nut is compatible with any standard AR-15 or M16 receiver.Length: 1.875"Net Weight: 0.8 oz.Color: BlackMaterial: Steel ..
    Standard Barrel Nut Original factory part to replace damaged o...
    $9.95
  • AR-15 20" .224 VALKYRIE DIAMOND FLUTED HEAVY BARREL/ 416R / 1:7 TWIST
    AR-15 20" .224 VALKYRIE DIAMOND FLUTED HEAVY BARREL/ 416R / 1:7 TWIST 20" HEAVY CONTOUR WITH 1:7 TWIST416R STAINLESS STEEL HARDENED TO 26-32 RC AND STRESS RELIEVEDCHAMBERED IN .224 VALKYRIE.750" DIAMETER UNDER GAS BLOCKRIFLE LENGTH GAS SYSTEMSTANDARD 1/2-28 THREAD FOR ATTACHING MUZZLE DEVICEDIAM..
    AR-15 20" .224 VALKYRIE DIAMOND FLUTED HEAVY BARREL/ 416R / 1:7 TWI...
    $199.95
  • AR-15 21″ 6MM ARC Match Grade Stainless Nitride Upper Assembly / Nitride Finish / Rocket Man
    The Moriarti Armaments AR-15 21″ 6MM ARC Match Grade Stainless Nitride Upper Assembly / Nitride Finish / Rocket Man comes complete with a MATCH GRADE Stainless Steel 416R Barrel with Nitride QPQ finish from Odin Works, low profile Steel .875  steel gas block and a Stainless Steel..
    The Moriarti Armaments AR-15 21″ 6MM ARC Match Grade Stainless...
    $549.95$699.95
  • AR-15 21″ 6MM ARC Match Grade Stainless Steel HBAR Upper Assembly
    The Moriarti Armaments AR-15 21″ 6MM ARC Match Grade Stainless Steel HBAR Upper Assembly comes complete with a MATCH GRADE Stainless Steel 416R Barrel, low profile Steel .875 Gas Block with Nitride Finish and a Stainless Steel Gas tube. Upper is finished off with a Free Float MLOK Handguar..
    The Moriarti Armaments AR-15 21″ 6MM ARC Match Grade Stainless...
    $499.95$699.95
  • AR-15 300 AAC  7.5" pistol kit - MLOK / SBA3 / SHORTIE
    AR-15 300 AAC  7.5" pistol kit - MLOK / SBA3 / SHORTIE features is a high-quality, comprehensive gun kit for building your own AR-15 pistol from the ground up. It contains everything you need except the lower receiver, which needs to be purchased separately due to federal regulations.Some ..
    AR-15 300 AAC  7.5" pistol kit - MLOK / SBA3 / SHORTIE fe...
    $429.95$649.95
  • AR-15 300 AAC 16" MLOK UPPER ASSEMBLY / SLIP OVER BARREL SHROUD
    AR-15 300 BLACKOUT 16" MLOK UPPER ASSEMBLY WITH SLIP OVER BARREL SHROUD CA and NY compliant.Action: Semi-autoGas System: Pistol Length Gas SystemChamber: 300 AACTwist Rate: 1/7, button rifledMuzzle Device: Slip over barrel shroud with multi port muzzle brake, 5/8X24Barrel: 16"..
    AR-15 300 BLACKOUT 16" MLOK UPPER ASSEMBLY WITH SLIP OVER BARREL SH...
    $259.95$399.95
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  • AR-15 300 AAC 5.5″ MICRO PISTOL KIT / 1:7 / MICRO BUFFER / 4″ M-LOK
    AR-15 300 AAC 5.5″ MICRO PISTOL KIT / 1:7 / MICRO BUFFER / 4″ M-LOK. This kit contains all components to complete your AR-15 project. The kit comes WITHOUT 80% stripped lower receiver. All options and modifications to your kit are available on top of this page. All components are Mil Spec and m..
    AR-15 300 AAC 5.5″ MICRO PISTOL KIT / 1:7 / MICRO BUFFER / 4″ M-LOK...
    $449.95$649.95
  • AR-15 300 AAC Blackout 10.5"  pistol upper assembly / Flash Cone / Mlok
    AR-15 300 AAC blackout 10.5"  pistol upper assembly with flash coneBARREL - 10.5" 4150V NITRIDE COATED MED CONTOUR BARREL. HARDENED TO 26-32 RC AND STRESS RELIEVED.  CHAMBERED IN 300 BLACKOUT. 1/7 RH TWIST.  PISTOL GAS SYSTEM .750 UNDER GAS BLOCK. BARREL IS FINISHED OFF WITH A SL..
    AR-15 300 AAC blackout 10.5"  pistol upper assembly with flash...
    $269.95$399.95
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  • 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 CHAMBERED IN 300 AAC BLACKOUT .750"DIAMETER UNDER GAS BLOCK PISTOL LENGTH GAS SYSTEM 5/8-24 THREAD FOR ATTACHING MUZZLE DEVICE COMES WITH BARREL EXTENSION AND EXTENSION PIN INST..
    MADE FROM 4150 CMV AND HARDENED TO 26-32 RC AND STRESS RELIEVED,...
    $99.95$144.95
  • AR-15 300 AAC blackout 10.5" hbar barrel pistol length / 1-8 twist
    AR-15 300 AAC blackout 10.5" hbar barrel 1-8 twist. Made from 4150; parkerized finish. 10.5" Heavy Barrel4150 Chrome Moly Vanadium SteelParkerized Finish1:8 Twist.300 Blackout CaliberPistol Length Gas System .750 gas block diameter 5/8-24 threads on muzzle end (the same as for .308 barr..
    AR-15 300 AAC blackout 10.5" hbar barrel 1-8 twist. Made from 4150;...
    $129.95
  • AR-15 300 AAC blackout 10.5" nitride classic mlok upper assembly / A2
    AR-15 300 AAC blackout 10.5" classic mlok upper assembly is a perfect addition to your AR pistol. No other modifications to your AR-15 is required. Uses standard AR-15 BCG. All you need is 300 BLK ammo and this upper - and you have a new AR. The 10.5" 300 BLK upper includes:Barrel - 10.5" med profil..
    AR-15 300 AAC blackout 10.5" classic mlok upper assembly is a perfe...
    $229.95$399.95
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  • AR-15 300 AAC Blackout 10.5" pistol kit - 7" MLOK / SBA3 /MULTIPORT
    AR-15 300 AAC Blackout 10.5" pistol kit - 7" MLOK / SBA3 /MULTIPORT contains all components to complete your AR-15 build EXCEPT 80% stripped lower receiver .  All components are Mil Spec and made in the USA. Our handguards are free float.  Barrel: 10.5” Heavy Barrel, 41V50 Par..
    AR-15 300 AAC Blackout 10.5" pistol kit - 7" MLOK / SBA3 /MULTIPORT...
    $449.95$799.95
  • AR-15 300 AAC Blackout 10.5" pistol kit - MLOK / SBA3 /NO BCG
    AR-15 300 AAC Blackout 10.5" pistol kit - MLOK / SBA3 /NO BCG contains all components to complete your AR-15 build EXCEPT 80% stripped lower receiver and BCG.  All components are Mil Spec and made in the USA. Our handguards are free float.  Barrel: 10.5” Heavy Barrel, 41V50 Pa..
    AR-15 300 AAC Blackout 10.5" pistol kit - MLOK / SBA3 /NO BCG conta...
    $399.95$699.95
  • AR-15 300 AAC Blackout 10.5" Pistol Kit / Quadrail / Classic
    AR-15 300 AAC Blackout 10.5" quadrail tactical pistol kit contains all components to complete your AR-15 build. The kit comes WITHOUT 80% stripped lower receiver.  All options and modifications to your kit are available on top of this page.  All components are Mil Spec and made i..
    AR-15 300 AAC Blackout 10.5" quadrail tactical pistol kit cont...
    $359.95$549.95
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  • AR-15 300 AAC Blackout 16" M4 classic tactical rifle kit / quadrail
    AR-15 300 AAC 16" blackout M4 classic tactical rifle kit, AR-15 Mil Spec Lower Parts Kit. This rifle kit contains all components to complete your AR-15 Rifle. The rifle kit comes WITHOUT 80% lower receiver. All options and modifications to your kit are available on top of this page. All co..
    AR-15 300 AAC 16" blackout M4 classic tactical rifle kit, AR-1...
    $349.95$529.95
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  • AR-15 300 AAC blackout 16" M4 Rifle Kit / 15" Mlok / Adaptive Stock
    AR-15 300 AAC blackout 16" M4 Rifle Kit / 15" Mlok / Adaptive Stock.  AR-15 Mil Spec Lower Parts Kit. This rifle kit contains all components to complete your AR-15 Rifle. The rifle kit comes WITHOUT 80% lower receiver. All options and modifications to your kit are available on top of ..
    AR-15 300 AAC blackout 16" M4 Rifle Kit / 15" Mlok / Adaptive Stock...
    $369.95$549.95
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  • AR-15 300 AAC blackout 16" pistol length upper assembly / 15" Mlok
    AR-15 300 AAC blackout 16" pistol length upper assembly w/ 15" Mlok is a perfect addition to your AR pistol. No other modifications to your AR-15 is required. Uses standard AR-15 BCG. All you need is 300 BLK ammo and this upper - and you have a new AR. Barrel - 16" heavy contour barrel 415..
    AR-15 300 AAC blackout 16" pistol length upper assembly w/ 15" Mlok...
    $259.95$349.95
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  • AR-15 300 AAC Blackout 16" Stainless Black Wolf Upper Assembly / Mlok
    AR-15 300 AAC Blackout 16" Stainless Black Wolf Upper Assembly / Mlok. 300 blackout caliber uppers use your standard .223/5.56 bolt carrier group and magazines. No special bolts or magazines to buy to get into a new caliber.  Barrel - 16" 416 stainless steel hbar contour barrel. Hardened ..
    AR-15 300 AAC Blackout 16" Stainless Black Wolf Upper Assembly / Ml...
    $299.95$429.95
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  • AR-15 300 AAC blackout 16" stainless steel black diamond upper assembly
    AR-15 300 AAC blackout 16" stainless steel black diamond fluted upper assembly. 300 blackout caliber uppers use your standard .223/5.56 bolt carrier group and magazines! No special bolts or magazines to buy to get into a new caliber.    Barrel - 16" 416 stainless steel hbar contou..
    AR-15 300 AAC blackout 16" stainless steel black diamond fluted upp...
    $349.95$549.95