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AR-15 6.5 Grendel 20" Black Diamond Stainless Upper Assembly / Mlok / TriThis drop-in upper will attach to virtually any standard Mil Spec AR-15 lower assembly. Works best with your standard 5.56 Mags. Moriarti's exclusive 416R Stainless Steel nitride coated diamond fluted double tone barr..

AR-15 6.5 Grendel 20" stainless fluted upper assembly complete with BCG and CH Features:Barrel - 20" stainless fluted 416R heavy barrel. Chambered in 6.5 Grendel Type II. 1-8 rh twist. Button rifled. .750 under gas block. Spiral Fluted. M4 feedramps. 5/8x24 thread. Barrel is finished off with tripor..

AR-15 6.5 Grendel 24" Competition Upper Assembly / Nitride / Mlok / Tanker - Introducing the genuine 6.5 Grendel Type 2 competition upper assembly with a nitride barrel, designed to transform your AR-15 into a highly coveted 6.5 Grendel with just the addition of a 6.5 BCG and ammunition. This a..

AR-15 6.8 SPCII 12.5" Pistol Upper Assembly / Mlok /Triport is the most economical way to upgrade your standard AR-15 rifle with the 6.8 SPC II modified caliber. The 6.8 SPC (6.8x43mm) was developed by the United States Army Marksmanship Unit to offer superior downrange lethality over the ..

AR-15 7.62x39 10.5" Mlok Upper Assembly / Cone / Left Hand features:Barrel - 10.5" parkerized 4150 steel hbar/heavy contour barrel. Hardened to 26-32 rc and stress releived. Chambered in 7.62 x 39. 1-10 rh twist button rifled. .750 under gas block. 5/8x24 thread. Barrel is finished off with con..

AR-15 7.62x39 10.5" pistol mlok upper assembly is a perfect update to your AR-47 pistol. Will fit virtually any AR-15 lower receiver. Mil-Spec. All USA made. BARREL - 10.5 HEAVY BARREL, 4150 CMV PARKERIZED FINISH. CHAMBERED IN 7.62X39. 1-10 RH TWIST. .750 UNDER GAS BLOCK. 5/8x24 THREADED..

AR-15 7.62x39 16" BARRETT STYLE 15" LIGHTWEIGHT MLOK UPPER  Barrel Length: 16"Gas System: Carbine LengthBarrel Steel: 4150V Chrome Moly VanadiumBarrel Finish: NitrideMuzzle Thread: 5/8-24Chamber: 7.62x39Twist Rate: 1 in 10"Barrel Extension: M4Diameter at Gas Block: .750"Gas Block Type: Low-p..

The AR-15 7.62x39 16" complete rifle kit with a 15" slim M-Lok includes all the necessary components to complete your AR-15 build, with the exception of an 80% stripped lower receiver. Various options and modifications for your kit can be found at the top of this page. Every component is made in the..

AR-15 7.62x39 5" PISTOL HYBRID UPPER ASSEMBLY / SPITFIRE/ MLOK RAIL is a perfect update to your AR-15 pistol. Will fit virtually any AR-15 lower receiver. Mil-Spec. All USA made. BARREL - 5" HEAVY BARREL, 4150 CMV NITRIDE FINISH. CHAMBERED IN 7.62X39. 1-10 RH TWIST. .750 UNDER GAS BLOCK...

AR-15 7.62x39 7.5" upper assembly, Left Hand. Variations in design available, just visit our AR Builder for your custom order.Barrel - 7.5" 416R heavy contour barrel. Hardened to 26-32 rc and stress relived. Chambered in 7.62 x 39. 1-10 rh twist button rifled. .750 under gas block. Black phosph..

AR-15 7.62x39 7.5" Pistol Build Kit / Mlok / Tanker / Shockwave contains all components to complete your AR-15 build, EXEPT 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.  Barrel:..

AR-15 7″ AIR-LOK SERIES M-LOK HANDGUARD WITH MONOLITHIC TOP RAIL / ANODIZED GOLDUS MadeM-LOK Slots On 3 Sides of Handguard (Bottom, Left & Right Sides)Rail Slides Over Barrel Nut, And Is Compressed Down Against Receiver With 4 Screws7″ LengthInternal Diameter: 1.32″T6 Aluminum BodyProprietary Ba..

MORIARTI .458 SOCOM 16" SEMI AUTO RIFLE | MAGPUL MOE. This AR rifle features a forged aluminum lower with metal mil-spec parts kit and installed Magpul Moe milspec 6 position stock. Made in USA to mil-spec tolerances. Must be shipped to FFL. Caliber: .458 SocomOperating System: G..

AR-15/AR-10 ALUMINUM VERTICAL GRIP FOR M-LOK SYSTEM - ANODIZED BLACKUS MadeLightweightAluminumHollow to reduce weightMlok system rail adaptable ..

AR-40 40 S&W 8" Micro Pistol Build Kit / Slim Octagonal Cone / ADJ Shockwave contains all the components to complete your AR-40 S&W project. This kit is based on Mil Spec slick side upper and designed to work Glock style lowers. The kit comes with everything you need EXCEPT 80% low..

AR-45 .45 ACP 16" SLICK SIDE LRBHO COMPLETE M-LOK UPPER ASSEMBLY IS BUILD ON A SLICK SIDE BILLET UPPER RECEIVER WITH LRBHO (LAST ROUND BOLT HOLD OPEN FEATURE).   16" .45 ACP LRBHO UPPER FEATURES: BARREL - 16" MATCH GRADE AR BARREL. 4150 CROMOLY STEEL. BLACK NITRIDE FINISH..

MORIARTI ARMAMENTS IS PROUD TO PRESENT AN INTRODUCTORY KIT FOR AR-45 .45 ACP 7f.5" MLOK COMPLETE PISTOL KIT W/HEAVY BUFFER, NON-LRBHO.  KIT COMES WITH EVERYTHING YOU NEED TO COMPLETE YOUR AR-45 BUILD EXCEPT LOWER RECEIVER, CAN BE PURCHASED SEPARATELY.  AR-45 PISTOL KIT FEATURES: ..

AR-45 45 ACP 7.5" Micro Pistol Build Kit / Shroud / Mlok / SBA3 kit is based on Mil Spec AR-15 upper and designed to work with Glock style lowers. The kit comes with everything you need to complete your AR45 project EXCEPT 80% lower receiver. Can be purchased separately.  All componen..

AR-74 5.45x39 16" MLOK UPPER ASSEMBLY / SLIP OVER BARREL SHROUD. This AR-74 upper assembly is designed to accommodate the 5.45x39mm cartridge, which is a Soviet-designed intermediate cartridge. Key Features:Barrel Length: 16 inches 4150 CMV chambered in 5.45x39mmHandguard: Full size 15" Ml..

AR-9 9MM 16" carbine rifle kit w/ 15" Slim Mlok Rail- Glock Style kit contains all the components to complete your AR-9 project. This kit is based on Mil Spec upper and designed to work with both Colt/RR and Glock style lowers. The kit comes with everything you need to complete your AR9 ri..