AR-15 Parts & Components
AR-15 Parts & Components
Shop AR-15 parts and components for replacement, customization and compatible AR-platform configurations. Explore barrels, bolt carrier groups, handguards, lower parts, triggers, charging handles, stocks, buffer components, gas-system parts, muzzle devices and more. Moriarti offers AR-15 components across popular calibers, finishes and configurations, making it easy to browse individual parts or coordinate components for your firearm. Use the categories below to find the specific AR-15 parts you need.
What parts are commonly replaced or upgraded on an AR-15?
Common AR-15 replacement and upgrade parts include handguards, triggers, stocks, grips, charging handles, muzzle devices and controls, while components such as barrels, bolt carrier groups, buffers and gas-system parts are generally selected according to the firearm's specific caliber and configuration.
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AR-15 MORIARTI 300 BLACKOUT 5" PISTOL LENGTH BARREL, MED PROFILE
AR-15 MORIARTI 300 BLACKOUT 5" PISTOL LENGTH BARREL, MED PROFILELength: 5" Pistol Chamber: 300 AAC ..
AR-15 MORIARTI 5.56 NATO 13.9" GOV Profile Barrel / Mid-Length
AR-15 MORIARTI 5.56 NATO 13.9" GOV Profile Barrel / Mid-LengthBarrel Specifications Caliber 5.56 L..
AR-15 Right Hand Side Charging Complete Bolt Carrier Group - Choose Caliber
AR-15 Right Hand Side Charging Complete Bolt Carrier Group - Choose Caliber. Made by BCA.Comes compl..
-228x228.webp "AR-15 Slab Side Billet Upper Receiver | Choose Your Anodized Color")
-228x228.webp "AR-15 Slab Side Billet Upper Receiver | Choose Your Anodized Color")
AR-15 Slab Side Billet Upper Receiver | Choose Your Anodized Color
.223 / 5.56 Cal / 300 / 9 /7.62x39 T6 6061 Billet 1913 Picatinny Rail Flat Top Man..
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AR-15 Stripped Raw Forged Upper Receiver - Flat Top, M4 Feed Ramp
Build your dream AR-15 with this Stripped Raw Billet Upper Receiver, designed for shooters who deman..
-228x228.webp "AR-15 Tactical \"TALON\" Style Charging Handle / Oversized Latch")
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AR-15 Tactical "TALON" Style Charging Handle / Oversized Latch
AR-15 Tactical "TALON" Style Charging Handle / Oversized LatchMil-Spec6061-T6 Aircraft AluminumBlack..
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AR-15 Tactical "TALON" Style Charging Handle / Oversized Latch / Pink
AR-15 Tactical "TALON" Style Charging Handle / Oversized Latch / PinkMil-Spec6061-T6 Aircraft Alumin..
AR-15 UPPER RECEIVER ASSEMBLY KIT / RAINBOW PVD COATED / CH-FA-DC
AR-15 UPPER RECEIVER ASSEMBLY KIT / RAINBOW PVD COATED / CH-FA-DC includesMil Spec AR-15 Charg..
AR-15/.223/5.56 Compact Muzzle Brake | 1/2"x28 Pitch | Gold TiN Coating | 9-Port Design
Enhance the performance and appearance of your AR-15 with this Compact Muzzle Brake featuring a Gold..
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AR-15/47/9/300 Stripped Upper Receiver - Choose Color
Upgrade your build with this high-quality, stripped upper receiver designed for AR-15, AR-47, 9mm, a..
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AR-15/AR-10 .625 Low Profile Steel Gas Block – Black
Lightweight and Functional Gas Block for .625” AR Barrels This low-profile .625 gas block is the id..
AR-15/AR-10 .750 ADJUSTABLE LOW PROFILE GAS BLOCK / STEEL
Designed, Manufactured, Tested and Assembled in the U.S.A Gas block is fully adjustable via screw ..
AR-15/AR-10 .750 Four-Rail Gas Block – Picatinny Low Profile | Moriarti
Upgrade your AR-15 or AR-10 platform with a .750 Four-Rail Gas Block, engineered for performance and..
AR-15/AR-10 .750 Low Profile Gas Block – Choose Color, Includes Pins and Wrench
The AR-15/AR-10 .750 Low Profile Gas Block is designed with a minimal footprint to fit under most fr..
AR-15/AR-10 .750 Low Profile Steel Gas Block with CLAMP / Stainless
AR-15/AR-10 .750 Low Profile Steel Gas Block with CLAMP / StainlessThis AR-15 Low Profile Micro Gas ..
AR-15/AR-10 5/8x24 Thread Tanker Style Muzzle Brake
AR 5/8"x24 Thread Tanker Style Muzzle Brake - .308, 7.62x39, 300BLK barrelsTanker style muzzle brake..
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AR-15/AR-10 Barrett Style "Tanker" Muzzle Brake - Choose TPI - V2 | Recoil Reduction & Enhanced Stability
Enhance your AR-10 or AR-15 with the Barrett Style "Tanker" Muzzle Brake—now redesigned to deliver i..
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AR-15/AR-10 Magazine Catch Assembly w/Button and Spring
The Mil-Spec AR-15 Magazine Catch Kit includes everything you need for a secure and reliable magazin..
AR-15/AR-10 Micro 'Trident' Flash Can with Glass Breaker | Choose Color & TPI | Moriarti Armaments
Enhance the performance and appearance of your AR-15 or AR-10 with the Micro ‘Trident’ Flash Can fro..
AR-15/AR-10 Muzzle Diverter | Steel Flash Can | Choose TPI | Black Finish
Enhance your shooting experience with the AR-15/AR-10 Muzzle Diverter, designed to redirect muzzle g..
AR-15/AR-10 Pistol Stabilizer | Choose Color | CERAKOTE CAMO
AR-15/AR-10 Pistol Stabilizer| CERAKOTE CAMO - Fits all pistols equipped with a standard AR-15 pisto..
AR-15/AR-10 Slim Line Cone Flash Can | Black or FDE | 1/2x28 & 5/8x24 Thread
The AR-15/AR-10 Slim Line Cone Flash Can is designed to push flash forward and significantly reduce ..
AR-15/AR-10 ULTRALIGHT SERIES SKELETONIZED ALUMINUM FEATURELESS GRIP/ ANODIZED RED / NY/CA COMPLIANT
Please Consult Local Laws & Regulations To Ensure ComplianceMachined From 6061 Billet AluminumGr..
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AR-47 7.62x39 Complete Bolt Carrier Group – Extended Firing Pin, MPI Tested, USA Made
Ensure flawless cycling and ignition with the AR-15 7.62x39 Complete Bolt Carrier Group—precision-en..