AR-15 Parts, Rifles, Uppers & Accessories
AR-15 Rifles, Kits & Gun Accessories
Welcome to the AR-15 hub at Moriarti Armaments—your one-stop destination for AR-15 rifles, pistols, upper assemblies, complete lowers, parts, kits, barrels, triggers, handguards, magazines, optics, and accessories. Whether you're building a custom rifle, upgrading an existing firearm, or replacing worn components, you'll find quality products engineered for reliability and performance.
Browse complete AR-15 solutions and individual components for popular calibers including 5.56 NATO, .223 Wylde, 300 AAC Blackout, 7.62x39, 6.5 Grendel, 6MM ARC, .224 Valkyrie, .350 Legend, .400 Legend, .450 Bushmaster, .458 SOCOM, .50 Beowulf, 12.7x42, and more.
What parts do I need to build an AR-15?
A complete AR-15 build typically requires an upper assembly, lower receiver, lower parts, barrel, bolt carrier group, charging handle, stock or brace, buffer system, magazine, and compatible accessories. Product requirements may vary depending on your build configuration.
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AR-15 7" Super Slim Light Free Float Handguard "C" Cut - M-LOK, Black Anodized
The AR-15 7" Super Slim Light Free Float Handguard is a top-tier upgrade for your AR-15 build. Craft..
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AR-15 7.5" Pistol Upper Assembly | Choose Caliber | Gradient Cerakote Finish | Premium Performance
AR-15 7.5" Pistol Upper Assembly | Choose Caliber | Gradient Cerakote Finish | Premium PerformanceEl..
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AR-15 7.5" Semi Auto Pistol | Blue Accents | SBA3 | Available in 5.56 NATO, 300 BLK, and 7.62x39
The AR-15 7.5" Semi Auto Pistol | Blue Accents | SBA3 combines sleek aesthetics with robust performa..
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AR-15 7.5" Semi Auto Pistol | Predator | HBPDW Brace | Choose Your Caliber – 5.56 NATO, 300 BLK, 7.62x39
The AR-15 7.5" Semi Auto Pistol | Predator is the ultimate compact weapon designed for versatility a..
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AR-15 7.5" Semi Auto Pistol | Red Accents | SBA3 Brace | Custom Caliber Options
The AR-15 7.5" Semi Auto Pistol with SB Tactical SBA3 brace is the perfect blend of performance and ..
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AR-15 7.5" Semi Auto Pistol | SNIPER GREY | SBA3 | Available in 300 BLK, 5.56 NATO, and 7.62x39
The AR-15 7.5" Semi Auto Pistol | SNIPER GREY | SBA3 combines style, performance, and versatility in..
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AR-15 7.62x39 10.5" Pistol Build Kit / 10" Mlok / Classic
AR-15 7.62x39 10.5" Complete Build Kit with 10" Slim M-LOK Rail – USA-Made Mil-Spec ComponentsThe AR..
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AR-15 7.62x39 10.5" Tactical Pistol Build Kit / Mlok / SBA3
AR-15 7.62x39 10.5" Pistol Build Kit / Mlok / SBA3 / Shortie contains all components to complet..
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AR-15 Moriarti 5.56 NATO 7.5" Minimalist Series Semi Auto Pistol | SBA3
The AR-15 Moriarti 5.56 NATO 7.5 Minimalist Series Semi Auto Pistol with an SBA3 brace is a compact ..
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MA-15 5.56 NATO 7.5" Semi-Auto Pistol | M-LOK | FDE | SBA3 Stabilizing Brace
AR-15 5.56 NATO 7.5" Semi-Auto Pistol | M-LOK | FDE | SBA3 Stabilizing Brace The AR-15 5.56 NATO 7...
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MA-15 7.5" Semi Auto Pistol | M-LOK | OD Green | SBA3 Brace | Slim Profile Muzzle Brake | Choose Caliber
Experience Precision and Performance with the MA-15 7.5" Semi Auto Pistol | M-LOK | OD Green | SBA3 ..
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Moriarti AR-15 16" .450 Bushmaster Rifle Kit - Black | M-LOK Handrail | Made in the USA
Ready to build your ultimate .450 Bushmaster rifle? The 16" .450 Bushmaster Rifle Kit from Moriarti ..
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Moriarti AR-15 18" .350 Legend Rifle Kit - Black | No Lower Receiver | Moriarti Armaments
Ready to build your custom .350 Legend AR-15? The 18" .350 Legend Rifle Kit from Moriarti Armaments ..
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Moriarti AR-15 300 BLK 7.5" Honeycomb Chrome Moly Upper Assembly | Choose Color MLOK | Trident Cone Flash Can
Moriarti AR-15 300 BLK 7.5" Honeycomb Chrome Moly Upper Assembly | Choose Color MLOK | Trident Cone ..
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Moriarti AR-15 5.56/.223 22" Spiral Stainless Steel Fluted Upper Assembly | M-LOK | Triport Muzzle Brake
Enhance your AR-15 build with the 22" Spiral Stainless Steel Fluted Upper Assembly, engineered for p..
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MORIARTI AR-15 7" M-LOK Slim Profile Free Float Handguard / Diamond Cut with Barrel Nut & Screws - Black
Enhance your AR-15 build with the MORIARTI AR-15 7" M-LOK Slim Profile Free Float Handguard. Featuri..
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Moriarti AR-15 9" M-LOK Free Float Handguard | Customizable, Precision Fit, Durable Black Anodized Finish
The AR-15 M-LOK Free Float Handguard - 9" is the ideal choice for those looking to enhance their AR-..
AR-15 .223 / 5.56 NATO / .300 Blackout Left-Hand Side Charging Bolt Carrier Group - Black Nitride
The AR-15 .223 / 5.56 NATO / .300 Blackout Left-Hand Side Charging Bolt Carrier Group is an ide..
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AR-15 .350 Legend 18" Midlength Upper Assembly | 15" Free Float Rail | Enhanced Performance Upper
Upgrade your AR-15 with the .350 Legend 18" Midlength Upper Assembly featuring a 15" Free Float Rail..
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AR-15 .450 Bushmaster 18" Steel Black Nitride Upper Assembly / MLOK | Big Bore Performance
The AR-15 .450 Bushmaster 18" Steel Black Nitride Upper Assembly / MLOK is the perfect choice for th..
AR-15 10" Air Lite M-LOK Free Floating Handguard with Monolithic Top Rail | Choose Color: Red, Black, Blue, Green, Gold, FDE
The AR-15 10" Air Lite M-LOK Free Floating Handguard with Monolithic Top Rail offers an ultra-lightw..
AR-15 10" AIR-LOK Series M-LOK Compression Free Floating Handguard -G2 – Available in Black, OD Green, FDE
The 10" AIR-LOK Series M-LOK Compression Free Floating Handguard (Gen 2) is a lightweight and rugged..
AR-15 10" Air-Lok Series M-LOK Compression Free Floating Handguard with Monolithic Top Rail | Choose Color: Black, Red, Blue, Green, Purple, Gold
The AR-15 10" Air-Lok Series M-LOK Compression Free Floating Handguard is engineered for those who d..
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AR-15 10" Quadrail Float Handguard with Round Port / Cerakote Finish – Multiple Colors Available
Upgrade your AR-15 with the 10" Quadrail Float Handguard featuring a round port design and Cerakote ..
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AR-15 300 AAC Blackout 7.5" MLOK Upper Assembly – Flash Cone / 1x7 Twist
Enhance your AR-15 build with the AR-15 300 AAC Blackout 7.5" MLOK Upper Assembly, featuring a pisto..
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AR-15 300 Blackout 7.5" Pistol Zombie Slayer Upper Assembly / Mlok
AR-15 300 Blackout 7.5" Pistol Zombie Slayer Upper Assembly / MLOKUnleash superior performance with ..
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AR-15 300 Blackout 10.5" Pistol Kit w/ 10" M-LOK Free Float Rail | No Lower | Mil-Spec USA
Build your custom AR pistol in 300 AAC Blackout with this 10.5” complete pistol kit. Ideal for close..
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AR-15 300 Blackout 10.5" Semi-Auto Pistol | Partizan Camo Cerakote | SBA3 Adjustable Brace
Introducing the AR-15 300 Blackout 10.5" Semi-Auto Pistol with a stunning Partizan Camo Cerakote fin..
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AR-15 300 Blackout 7.5" Mlok Upper Assembly / Blue Shroud / Blue Accents / Charging Handle Included
AR-15 300 Blackout 7.5" Mlok Upper Assembly / Blue Shroud / Blue Accents / Charging Handle IncludedU..
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AR-15 300 Blackout 7.5" Patriotic Upper Assembly / Red Accents / Charging Handle / Shroud
Show your pride and embrace the power of precision with the AR-15 300 Blackout 7.5" Patriotic Upper ..
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AR-15 300 Blackout 7.5" Pistol Shark Upper Assembly /Mlok
AR-15 300 Blackout 7.5" Pistol Shark Upper Assembly /Mlok Features:1. Barrel: The AR-15 300 Blackout..
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AR-15 5.56/.223 10.5" Pistol Kit / M-LOK / SBA3 Brace - Complete Build Kit (80% Lower Not Included)
AR-15 5.56/.223 10.5" Pistol Kit / M-LOK / SBA3 Brace - Complete Build Kit (80% Lower Not Included)B..
-228x228.webp "AR-15 5.56/.223 WYLDE 18\" MID BLACK WOLF UPPER ASSEMBLY / MLOK")
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AR-15 5.56/.223 WYLDE 18" MID BLACK WOLF UPPER ASSEMBLY / MLOK
Elevate your AR-15 with the Moriarti Arms 18" Mid Black Wolf Upper Assembly chambered in .223 Wylde,..
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AR-15 7.5" Cookie Cutter Upper Assembly / M-LOK | Choose Caliber: 5.56, 300 Blackout, 7.62x39
AR-15 7.5" Cookie Cutter Upper Assembly / M-LOK | Choose Caliber: 5.56, 300 Blackout, 7.62x39 | Prem..
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AR-15 9" Trump Series M-LOK Free Float Handguard | Limited Edition with Monolithic Rail, Choose Your Anodized Finish
Introducing the AR-15 9" Trump Series M-LOK Free Floating Handguard, a Limited Edition designed to d..
AR-15 9″ Suppressor Compatible Handguard - 1.74" Dia, Choose Color
The AR-15 9" SOCOM Series Suppressor Compatible Handguard is engineered for shooters running modern ..
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AR-15 Moriarti 10.5" Semi Auto Pistol | Mlok | HBPDW Honey Badger Brace | 5.56, 300 Blackout, 7.62x39
Unleash precision and versatility with the AR-15 Moriarti 10.5" Semi-Auto Pistol, crafted by Moriart..
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AR-47 7.62x39 Moriarti 10.5" M-LOK Classic Pistol w/ Enhanced Firing Pin | Tactical Power
The AR-47 7.62x39 10.5" Semi Auto Classic Pistol from Moriarti Arms delivers a powerful combination ..
Luth-AR A2 Stripped Upper Receiver for AR-15, 223 Remington/556 NATO - Carry Handle
Elevate your AR-15 build with the Luth-AR A2 Stripped Upper Receiver. Crafted from high-quality 7075..
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MORIARTI AR-15 10" M-LOK Slim Profile Free Float Handguard / Diamond Cut - Full Length Picatinny Rail, Black
Upgrade your AR-15 with the MORIARTI 10" M-LOK Slim Profile Free Float Handguard featuring a sleek d..
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Moriarti AR-15 400 Legend 16" Tactical Upper – 4150 CMV Nitride, M-LOK Rail, Barrel Shroud
Upgrade your AR-15 with the Moriarti 400 Legend 16" Tactical Upper Assembly, engineered for power, p..
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Moriarti AR-15 5.56 NATO 10.5" Semi Auto Pistol | Burnt Bronze Cerakote | M-LOK | SBA3 Pistol Brace | Made in USA
Upgrade your AR-15 platform with the Moriarti AR-15 5.56 NATO 10.5" Semi-Auto Pistol. This pistol is..
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Moriarti AR-15 5.56/.223 10.5" Semi-Auto Pistol – Green Accents, SBA3 Brace, M-Lok Rail
The AR-15 5.56/.223 10.5" Semi-Auto Pistol from Moriarti Armaments is a powerful and versatile firea..
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Moriarti AR-47 7.62x39 10.5" Semi Auto Pistol | Burnt Bronze Cerakote | M-LOK | SBA3 Pistol Brace | Made in USA
Elevate your firearm collection with the Moriarti AR-47 7.62x39 10.5" Semi Auto Pistol, built to off..
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Moriarti AR-47 7.62x39 10.5" Upper Assembly – Nitro-Met, Quadrail, Socom Muzzle Brake
Enhance your AR-15 build with the 7.62x39 10.5" Nitro-Met Quad Upper Assembly, designed for shooters..
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Moriarti Armaments AR-15 10.5" Pistol – 5.56 NATO | SBA3 Brace | M-LOK Rail | High-Performance Shortie
The AR-15 Complete Pistol Shortie combines compact size, reliable performance, and high-quality craf..
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Moriarti Arms MA-15 6.5 Grendel 22" Semi-Auto Rifle | Magpul PRS Stock, M-Lok Handguard
The Moriarti Arms MA-15 6.5 Grendel 22" Semi-Auto Rifle is designed for precision shooting and hunti..
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AR-15 .223/5.56 12.5" Pistol Upper Assembly | M-LOK Handguard | Anodized Black | Upgrade Your AR
Upgrade your AR-15 with the AR-15 .223/5.56 12.5" Pistol Upper Assembly featuring a 12" M-LOK Slim P..
AR-15 12" Air LITE Skeletonized Series M-LOK Free Floating Handguard with Monolithic Top Rail – Choose Color
The AR-15 12" Air LITE Skeletonized Series M-LOK Free Floating Handguard delivers premium performanc..
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AR-15 12" Quadrail Float Handguard with Round Port / Cerakote Finish – Multiple Colors Available
Enhance your AR-15 with the 12" Quadrail Float Handguard featuring a round port design and Cerakote ..