AR-15 300 AAC BLK 10.5" Nitro-Met Quad Upper Assembly with Socom Style Brake -
is a perfect addition to your AR-15 build. All you need is a case of ammo to change your standard AR 5.56 to a new 300 Blackout upper.

Assembly Features:

• Chamber - 300 AAC

• Barrel Twist - 1x8

• Barrel Thread - 5/8 x 24

• Barrel Steel - 4150 Chrome Moly with Nitro-Met coating, CNC machined, M4 feedramps

• Muzzle Brake - AR-15 Gen 2 Micro Reverse Thread slip over Socom style fake suppressor

• Handguard - Midlength Hardcoat Anodized Quadrail Free Float 

• Gas Block - .750 Low Profile aluminum gas block, from aircraft quality aluminum and hardcoat anodized; pistol length gas system 

• Upper Receiver - A3 Flat-Top Upper, made from certified 7075-T6 aluminum forgings. Black hardcoat anodized to gov. specs; assembled

• Bolt Carrier Group - Not Included

• Charging Handle - Not Included

AR-10 .308 12.5" precision pistol keymod upper assembly features:

Barrel - 12.5" .308 mid length barrel, crafted to mil-spec standards from 4150 Chrome Moly Vanadium with a QPQ corrosion resistant finish. This barrel provides time tested precision and accuracy for your .308 pistol build. Threaded 5/8-24 at the muzzle end and finished off with AR-10 cone flash can.

A3 flat top upper receiver - made from solid billet 6000 series aluminum. Black hardcoat anodized. Forward assist and dust cover installed. 

Gas system - .750 low profile gas block made from steel and black hardcoat anodized. Mid length gas tube.

Handguard - 15" keymod free float .308 rail system. You may choose the option of keymod, mlok or quadrail free float on top of page. Rails may differ in design, the same excellent quality.

This upper is DPMS compatible. Does not come with BCG and/or Charging Handle. Please allow 5-7 days for your upper to be build.

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"

• Barrel - 16" 4150 CMV, 1x10 twist, carbine length gas system. Phosphate finish. Chambered in 7.62x39. Button rifled. .750 under gas block. 5/8-24 threads completed with barrett style muzzle brake and crush washer. M4 feedramps.

• A3 flat top upper receiver - Made from certified 7075-T6 aluminum forgings. Black hardcoat anodized to gov. specs. Forward assist and dust cover installed. M4 feedramps.

• Gas system - Low profile .750 steel gas block. Carbine length gas tube.

• Handguards - Rifle-length free floating slim and light profile mlok rail. Made from aircraft quality aluminum.  FDE cerakote.

AR-45 .45 ACP 4" 'SLICK SIDE' KEYMOD UPPER HALF WITH RAMPED BCG AND CHARGING HANDLE. THIS UPPER IS BUILD ON SLICK SIDE BILLET UPPER RECEIVER - NON LRBHO. CA COMPLIANT.

FEATURES:

BARREL - 4" 45 ACP MATCH GRADE AR BARREL. 4150 CROMOLY STEEL. BLACK NITRIDE FINISH. CHAMBERED IN 45 ACP.  TWIST: 1:16. 5/8-24 MUZZLE BRAKE THREADS. INTEGRATED FEED RAMP. BARREL IS FINISHED OFF WITH A CONE.

 "SLICK SIDE" UPPER RECEIVER - MADE FROM CERTIFIED 7075-T6 AIRCRAFT BILLET ALUMINUM. BLACK HARDCOAT ANODIZED PER MIL 8625 TYPE 3 CLASS 2. NO DUST COVER/FORWARD ASSIST. COMPATIBLE WITH ALL STANDARD AR-15, AR-9, AR-45 MIL SPEC COMPONENTS. 

·       GAS SYSTEM -  BLOWBACK

HANDGUARDS - FREE FLOATING 4" SLIM KEYMOD RAIL. LIGHTWEIGHT. MADE FROM AIRCRAFT QUALITY ALUMINUM AND BLACK HARDCOAT ANODIZED.

AR-45 .45 ACP RAMPED BCG - 

·         US Made 8620 steel with mag phosphate finish

·         Precision milled for use with Glock style or traditional AR-45 lower receivers

·         M-16 cut

CHARGING HANDLE: INCLUDED

WE RECOMMEND TO USE 45 ACP UPPER TO BE USED WITH A 10 OZ HEAVY BUFFER FOR MAXIMUM PERFORMANCE.

6.5 Creedmoor 24" Faxon Big Gunner Complete Upper Receiver - DPMS Low Profile (also available in high profile option) Features:

·        Assembled Billet Upper Receiver

·         Enhanced Handguard in black

·         24" 6.5 Creedmoor Stainless Steel Barrel in Black, Nitride Coated, Straight Fluted By Faxon Firearms

·         Low Profile Gas Block and Rifle Length Gas Tube

·      Product comes assembled

·         This complete upper does not include a BCG or Charging Handle. These products may be selected as add-ons. DPMS compatible.

Upper Features:

·         Low profile solid billet aluminum

·         Precision machined and hardcoat anodized to Mil specs

·         M4 feedramps

·         Accepts standard DPMS .308 components

·         Comes with forward assist and port door installed

Enhanced Handguard Features:

·         15" rifle length free float design

·         Rail is Machined from 6061-T6 Aluminum

·         Built in Anti-Rotation tabs

·         Continuous top rail 

·         Compatible with low profile gas blocks

24" 6.5 Creedmoor Stainless Steel Barrel by Faxon Firearms Features:

·         Twist: 1 in 8, 5R button rifled

·         Threading: 5/8 x 24

·         Material: 416R Stainless Steel

·         Finish: QPQ Nitride Finish

·         Gas Block Journal: .750

·         Gas System Length: Rifle Length

·         DPMS Nickel Barrel Extension, Straight Flutes

·         HP and MPI Tested. Barrel is finished off with Tanker Style Muzzle Brake

Weight: 5lb. Made exclusively by Moriarti Armaments. This is a special order item. Please allow 10-14 days for your upper to be build when item is in stock. 

AR-10 6.5 Creedmoor 20" upper assembly with 15" Slim Keymod Rail 

Barrel Length: 20"
Gas System: Rifle Length
Barrel Profile: Heavy
Barrel Steel: 41V50 Chrome Moly
Barrel Finish: Nitride
Chrome Lining: Yes
Muzzle Thread: 5/8-24
Chamber: 6.5 CM
Twist Rate: 1/8
Barrel Extension: M4
Diameter at Gas Block: .936
Gas Block Type: Low profile steel
Muzzle Device: Triport Brake
Receiver Material: Billet 6000 Series
Receiver Type: DPMS Style, A3 flat top, low profile
Hand guard Type: MA rifle length 308 keymod rail (15")
Bolt Carrier Group Included: Not Included
Charging Handle included: Not Included

DPMS COMPATIBLE.

• BARREL - 14.5" 41V50 CMV STEEL CUSTOM CONTOUR BARREL. PARKERIZED. CHAMBERED IN 300 BLACKOUT. 1-7 RH TWIST.  .750 UNDER GAS BLOCK. BARREL IS FINISHED WITH A 5.5" 308/300 BLK FAKE SUPPRESSOR AND A CRUSH WASHER. M4 FEEDRAMPS. 5/8X24 THREADS.

• A3  FLAT TOP UPPER RECEIVER - MADE FROM CERTIFIED 7075-T6 ALUMINUM FORGINGS. BLACK HARDCOAT ANODIZED TO GOV. SPECS. FORWARD ASSIST AND DUST COVER INSTALLED. M4 FEEDRAMPS.

• GAS SYSTEM -  .750 LOW PROFILE GAS BLOCK MADE FROM AIRCRAFT QUALITY ALUMINUM AND BLACK HARDCOAT ANODIZED. PISTOL LENGTH GAS SYSTEM. 

• HANDGUARDS - RIFLE LENGTH SLIM KEYMOD RAIL MADE FROM AIRCRAFT QUALITY ALUMINUM AND BLACK HARDCOAT ANODIZED.

• DOES NOT INCLUDE BCG AND/OR CH.

AR-10 .308 16" diamond fluted bull tactical upper assembly w/ slanted YHM brake

Barrel - 16" 416 stainless steel bull contour barrel. Hardened to 26-32 rc and stress relieved.  Chambered in .308 Winchester. 1-10 rh twist button rifled. Diamond fluted. Barrel thread: 5/8x24. Barrel is finished off with YHM slanted brake.

A3 flat top upper receiver - made from solid billet 6000 series aluminum. Black hardcoat anodized. Forward assist and dust cover installed.

Gas system - .750 low profile gas block made from steel and black hardcoat anodized. Carbine length stainless steel gas tube.

Handguards - Rifle length slim keymod free float rail. Made from aircraft quality aluminum and black hardcoat anodized.

DPMS compatible. Does not come with BCG or Charging Handle. 

AR-45 .45 ACP 8" LRBHO "SLICK SIDE" TACTICAL UPPER HALF WITH BCG AND CHARGING HANDLE. THIS UPPER IS BUILD ON SLICK SIDE BILLET UPPER RECEIVER WITH LRBHO (LAST ROUND BOLT HOLD OPEN).  

FEATURES:

BARREL - 8" 45 ACP MATCH GRADE AR BARREL. 4150 CROMOLY STEEL. BLACK NITRIDE FINISH. CHAMBERED IN 45 ACP.  TWIST: 1:16. 5/8-24 MUZZLE BRAKE THREADS. INTEGRATED FEED RAMP (BLOWBACK) . BARREL IS FINISHED OFF WITH A2 FLASH HIDER.

PISTOL CALIBER "SLICK SIDE" UPPER RECEIVER WITH LRBHO - MADE FROM CERTIFIED 7075-T6 AIRCRAFT BILLET ALUMINUM. BLACK HARDCOAT ANODIZED PER MIL 8625 TYPE 3 CLASS 2. COMPATIBLE WITH ALL STANDARD AR-15, AR-9, AR-45 MIL SPEC COMPONENTS. 

·         Contains integrated Last Round Bolt Hold Open (LRBHO) technology that reliably holds the bolt open when magazine is empty

·         LRBHO feature will work with our AR-9 and AR-45 Billet Lower Receivers.

GAS SYSTEM -  BLOWBACK

HANDGUARDS - FREE FLOATING 7" LENGTH SLIM KEYMOD RAIL. MADE FROM AIRCRAFT QUALITY ALUMINUM AND BLACK HARDCOAT ANODIZED.

AR-45 .45 ACP RAMPED BCG - 

·         US Made 8620 steel with mag phosphate finish

·         Precision milled for use with Glock style or traditional AR-45 lower receivers

·         M-16 cut

CHARGING HANDLE INCLUDED

SAVE MONEY - MAKE IT A COMPLETE AR-45 PISTOL JUST THE WAY YOU WANT IT BY CHOOSING ADDITIONAL OPTIONS ON TOP OF THIS PAGE. WE RECOMMEND TO USE 45 ACP UPPER WITH A HEAVY BUFFER FOR MAXIMUM PERFORMANCE.

AR-10 .308 24" stainless steel diamond fluted bull tactical upper assembly. This Upper is DPMS compatible.  

Barrel - 24" 416 stainless steel bull contour barrel. Hardened to 26-32 rc and stress relieved.  Chambered in .308 WIN. 1-10 rh twist button rifled. .936 diameter under gas block. Threaded 5/8-24. Barrel is finished off with an X-treme muzzle brake in stainless steel. Diamond fluted.

A3  flat top upper receiver - made from solid billet 6000 series aluminum. Black hardcoat anodized. Forward assist and dust cover installed.

Gas system - .936 low profile gas block in stainless steel. Rifle length gas tube.

Handguards - rifle length slim keymod rail made from aircraft grade aluminum and black hardcoat anodized.

Please note: This is a custom made item.  Does not come with BCG and/or Charging Handle. Please allow 7-10 days for your upper to be build.

AR-9 7.5" PREMIUM PISTOL KIT  WITH SLANTED MLOK RAIL - NON LRBHO

Barrel Length: 7.5"
Barrel Profile: Heavy
Barrel Steel: Chrome Moly Vanadium 
Barrel Finish: Nitride 
Muzzle Thread: 1/2-36
Chamber: 9mm (9x19)
Twist Rate: 1 in 10"
Barrel Extension: Blowback
Muzzle Device: A-2 Birdcage
Receiver Material: Forfed
Receiver Type: A3 flat top
Hand guard Type: 7" Slanted Mlok free float
Bolt Included: Yes (Hybrid AR-9)
Bolt Steel: 8620 

Charging Handle: Included

FEATURES:

BARREL - 7.5" 9MM AR BARREL. 4150 CROMOLY STEEL. BLACK NITRIDE FINISH. TWIST: 1:10. 1/2-36 MUZZLE BRAKE THREADS. BLOW BACK SYSTEM. 

A3 FLAT TOP UPPER RECEIVER. BLACK HARDCOAT ANODIZED PER MIL 8625 TYPE 3 CLASS 2. COMPATIBLE WITH ALL STANDARD AR-15, AR-9, AR-45 MIL SPEC COMPONENTS. 

GAS SYSTEM -  BLOWBACK

HANDGUARDS - FREE FLOATING 7" LENGTH SLIM MLOK RAIL. MADE FROM AIRCRAFT QUALITY ALUMINUM AND BLACK HARDCOAT ANODIZED. SLANTED

AR-9 RAMPED BCG - US Made 8620 steel with mag phosphate finish,  Precision milled for use with Glock style or AR-15 (need to be adjusted for Colt) lower receivers;  M-16 cut.

AR-15 CHARGING HANDLE INCLUDED

LOWER BUILD KIT: BUFFER TUBE ASSEMBLY WITH 9MM BUFFER, AR-15 SPRING AND FOAM. STANDARD AR-15 LOWER PARTS KIT INCLUDED.

COMES UNASSEMBLED. DOES NOT INCLUDE 80% LOWER RECEIVER. DOES NOT INCLUDE MAGAZINES.

TO MAKE THIS KIT LRBHO, PLEASE CHOOSE MORIARTI ARMAMENTS LRBHO 9MM LOWER RECEIVER.

FFL Terms and Conditions

- Any items placed on the same order as a controlled item will also be shipped to the FFL. If you would like additional items shipped to you directly, please place them on a separate order.

- Please enter your information or the receiving party's (the person that will be picking it up) information under "Recipient Name" while checking out. 

- To expedite your order, please have your dealer email their FFL to us at info@moriartiarmaments.com. If the dealer you are using to transfer a firearm has not sent us a currently updated FFL to put on file, there will be an extended period of time needed to process your order.

There will be a 30% restocking fee on all controlled items returned because of failed background checks. 

Manufacturer: MORIARTI ARMAMENTS

Model: AR-9 Lower

Type: AR-9 Stripped Lower Receiver — milled from 7075 T6 aircraft grade aluminum billets

Caliber: Multi (will accept any 9mm, .40 S&W, .357 SIG,  and other small frame caliber upper receiver)

Magazine: Accepts any Glock style small frame pistol caliber magazines in 9mm, .40 S&W, .357 SIG,  and other calibers

Weight: 12.9 oz

The lower is partially assembled with a propitiatory magazine catch and ejector, ready for all your standard AR-15 lower parts to build into a fully functioning lower. Accepts standard AR-15 fire control groups, bolt catch, take down & pivot pins, springs & detents, safety selector as well as stock, buffer tube and grips. THESE LOWERS WORK GREAT WITH ANY MIL SPEC GLOCK STYLE UPPER ASSEMBLIES!

Federal law requires that you be 21 years or age or older to purchase a stripped receiver or frame. If a frame or receiver can only be made into a long gun (rifle or shotgun), it is still a frame or receiver not a handgun or long gun. However, they still are "firearms" by definition, and subject to the same GCA limitations as any other firearms. See Section 921(a)(3)(b). 18 U.S.C. Section 922(b)(1) makes it unlawful for a licensee to sell any firearm other than a shotgun or rifle to any person under the age of 21.

AR-10 .308 20" Stainless Steel Rifle Kit - DPMS Low Profile (fits DPMS style 308 lower receivers, including Moriarti, 80% Arms and Palmetto). This kit contains all components to complete your AR-10 project. The kit comes WITHOUT 80% stripped lower receiver. All components are made in the USA. DPMS style low profile compatible. Fits perfectly with 80% Arms lowers.

Barrel: 20″ Stainless Steel Threaded

Chamber: 308 Win (accepts both rounds, .308 and 7.62x51)

Twist: 1 in 10”

Thread: 5/8x24

.750” Steel Gas Block

Rifle Length Stainless Steel Gas Tube

Low profile A3 flat top billet upper receiver

Forward Assist

Ejection Port Cover

Full Size 308 Tanker Muzzle Brake 5/8x24

15" Free Float Slim Keymod Rail

.308 Nitride Bolt Carrier Group

AR-10 Charging Handle

AR-10 Mil Spec Lower Parts Kit w/ Ergo Grip

.308 LE Stock Assembly w/ 308 buffer and spring

Please Note: Comes unassembled. Standard kit is DPMS compatible. 

AR-10 .308 24" Black Hole Weaponry stainless steel in black upper assembly with xtreme muzzle brake. This upper is DPMS compatible.

Barrel - Black Hole Weaponry 24” AR .308 1x11* caliber barrel with standard rifle profile, 416R stainless steel Caudle 3 land polygonal rifling in black shot finish. DPMS compatible. Barrel is threaded with 5/8-24 threads and finished off with our xtreme muzzle brake in stainless steel.

Billet flat top upper receiver - Low profile, DPMS compatible. Made from solid billet 6000 series aluminum. Black hardcoat anodized. Forward assist and dust cover installed.

Gas system - Low profile gas block. Made from aircraft quality steel and black hardcoat anodized. .750 rifle length gas system.

Handguards - Rifle length free floating slim keymod rail system made from aircraft grade aluminum and black hardcoat anodized. 

Please note:  This is a special order item. Please allow 10- 14 days for a completion of the upper. Twist may wary between 1:10 and 1:11. This item does not come with bolt carrier group and/or charging handle; you can add these products at the top of this page. Picture shows Mlok handguard system, this item maybe offered with slim keymod rail system, depending on stock availability. The same excellent quality.