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AR 15 / AR 10 / M16 Parts

AR-15, AR-10, and M16 parts are used for building, repairing, upgrading, and maintaining compatible rifle platforms across a wide range of configurations and applications. They can include barrels, handguards, triggers, controls, upper and lower parts, gas system components, stocks, grips, and other essential pieces that support fit, function, and overall rifle performance. Different parts serve different roles depending on the platform, build goal, and intended use. This category includes AR-15, AR-10, and M16 parts built for compatibility, dependable function, and practical everyday performance.

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  • Redfield STT 10.5-inch Everything But Low Rise Scope Mount in Black

    Redfield STT 10.5-inch Everything But Low Rise Scope Mount in Black

    REDFIELD
    $980.99
    STT EBTLK-10.5-BLK STT 10.5"EVERYTHING BUT LOWR Redfield STT 10.5-inch Everything But Low Rise Scope Mount in BlackThe Redfield STT 10.5-inch scope mount is designed to provide a secure and stable platform for mounting optics on your firearm. Crafted...
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  • Redfield STT 11.5-Inch Everything But Lower Black

    Redfield STT 11.5-Inch Everything But Lower Black

    REDFIELD
    $980.99
    STT EBTLK-11.5-BLK STT 11.5"EVERYTHING BUT LOWR Redfield STT 11.5-Inch Everything But Lower BlackThe Redfield STT 11.5-Inch Everything But Lower (EBTLK-11.5-BLK) is a versatile firearm component designed to enhance your rifle's performance. Crafted...
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  • Redfield STT 16-Inch Everything But Lower Rifle Barrel Black

    Redfield STT 16-Inch Everything But Lower Rifle Barrel Black

    REDFIELD
    $980.99
    STT EBTLK-16-BLK STT 16" EVERYTHING BUT LOWR Redfield STT 16-Inch Everything But Lower Rifle BarrelThe Redfield STT 16-Inch barrel is designed for precision and durability, making it suitable for various firearm applications. Crafted to meet high...
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  • Faxon Firearms Duty 5.56 Rifle Barrel 16 Inch Stainless Steel

    Faxon Firearms Duty 5.56 Rifle Barrel 16 Inch Stainless Steel

    FAXON FIREARMS
    $797.99
    FAXON FXURGD55616SA13CSR DUTY 556 16 SR UPP Faxon Firearms Duty 5.56 Rifle Barrel The Faxon Firearms FXURGD55616SA13CSR is a high-quality 16-inch rifle barrel designed for reliable performance and durability. Crafted for AR-15 style rifles, this...
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  • FAXON Firearms Match 6ARC 16-inch Stainless Rifle Upper

    FAXON Firearms Match 6ARC 16-inch Stainless Rifle Upper

    FAXON FIREARMS
    $863.99
    FAXON FXURGM6A16GA15CSR MATCH 6ARC 16 SR UPP FAXON Firearms Match 6ARC 16-inch Stainless Rifle Upper The FAXON FXURGM6A16GA15CSR is a high-quality rifle upper designed for precision shooting and reliable performance. Crafted with attention to...
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  • FAXON Firearms FXURGM6A125GA1075CSR Match .6 Arc 12.5-inch Rifle Barrel

    FAXON Firearms FXURGM6A125GA1075CSR Match .6 Arc 12.5-inch Rifle Barrel

    FAXON FIREARMS
    $863.99
    FAXON FXURGM6A125GA1075CSR MATCH 6ARC 12.5 SR UPP FAXON Firearms FXURGM6A125GA1075CSR Match .6 Arc Rifle BarrelThe FAXON Firearms FXURGM6A125GA1075CSR is a precision-made rifle barrel designed specifically for demanding shooters and firearm enthusiasts...
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  • Faxon Firearms Match 65 Grain 16-Round Slim Rifle Magazine

    Faxon Firearms Match 65 Grain 16-Round Slim Rifle Magazine

    FAXON FIREARMS
    $863.99
    FAXON FXURGM65G16GA15CSR MATCH 65GR 16 SR UPP Faxon Firearms Match 65 Grain 16-Round Slim Rifle Magazine This magazine is designed for reliable feeding and durability in modern sporting rifles. It features a slim profile to fit seamlessly into your...
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  • PROOF Research PR15 6mm ARC Barrel 14.5 Inch 5/8x24 1:7.5 Twist

    PROOF Research PR15 6mm ARC Barrel 14.5 Inch 5/8x24 1:7.5 Twist

    PROOF RESEARCH
    $649.99
    PROOF Research PR15 6mm ARC Barrel 14.5 Inch 5/8x24 1:7.5 Twist The PROOF Research PR15 barrel is built for shooters who want premium AR-platform accuracy, reduced weight, and dependable performance in a 6mm ARC setup. Designed for the AR-15 platform,...
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  • Proof Research PR15 .223 Wylde Rifle Barrel with 11.5 Inch Length and 5/8-24 Thread Pattern

    Proof Research PR15 .223 Wylde Rifle Barrel with 11.5 Inch Length and 5/8-24 Thread Pattern

    PROOF RESEARCH
    $649.99
    PROOF 143360 PR15 223WYLDE 11.5 5/8-24 7TW The Proof Research PR15 .223 Wylde rifle barrel is designed for precision shooting and reliable performance. Crafted from high-quality materials, this barrel offers excellent accuracy and durability, making it...
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  • Proof Research PR15 .223 Wylde Rifle Barrel - 14.5 inch, 5/8-24 Thread

    Proof Research PR15 .223 Wylde Rifle Barrel - 14.5 inch, 5/8-24 Thread

    PROOF RESEARCH
    $649.99
    PROOF 143377 PR15 223WYLDE 14.5 5/8-24 7TW The Proof Research PR15 series rifle barrel is designed for precision shooters seeking reliable performance and durability. Crafted with advanced materials, this barrel offers excellent accuracy and...
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  • Timber Creek Outdoor Inc Enforcer AR-15 Complete Build Kit with 15-Inch MLOK Hand Guard and Ambidextrous Controls

    Timber Creek Outdoor Inc Enforcer AR-15 Complete Build Kit with 15-Inch MLOK Hand Guard and Ambidextrous Controls

    TIMBER CREEK OUTDOOR INC
    $599.99
    Timber Creek Outdoors TCOEKBB Enforcer Complete Build Kit Burnt Bronze The Timber Creek Outdoor Inc Enforcer AR-15 Complete Build Kit provides everything needed to assemble a high-performance AR-15 rifle. Featuring a lightweight 15-inch MLOK hand guard,...
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  • Timber Creek Outdoors TCOEKFDE Enforcer Complete Build Kit Flat Dark Earth

    Timber Creek Outdoors TCOEKFDE Enforcer Complete Build Kit Flat Dark Earth

    TIMBER CREEK OUTDOOR INC
    $599.99
    Timber Creek Outdoors TCOEKFDE Enforcer Complete Build Kit Flat Dark Earth
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  • Timber Creek Outdoor Inc Enforcer Complete AR-15 Build Kit

    Timber Creek Outdoor Inc Enforcer Complete AR-15 Build Kit

    TIMBER CREEK OUTDOOR INC
    $599.99
    Timber Creek Outdoors TCOEKOD Enforcer Complete Build Kit OD Green The Timber Creek Outdoor Inc Enforcer Complete AR-15 Build Kit provides everything needed to assemble a high-performance AR-15. Designed for precision and durability, this kit features...
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  • Timber Creek Outdoors TCOEKT Enforcer Complete Build Kit Tungsten

    Timber Creek Outdoors TCOEKT Enforcer Complete Build Kit Tungsten

    TIMBER CREEK OUTDOOR INC
    $599.99
    Timber Creek Outdoors TCOEKT Enforcer Complete Build Kit Tungsten
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  • DPMS Panther Arms 16-inch .308 NIT M-LOK Upper with Bolt Carrier Group and Charging Handle

    DPMS Panther Arms 16-inch .308 NIT M-LOK Upper with Bolt Carrier Group and Charging Handle

    DPMS PANTHER ARMS
    $574.99
    DPMS DP51655135005 16"308 NIT MLOK UPPER BCG&CH DPMS Panther Arms 16-inch .308 NIT M-LOK Upper with Bolt Carrier Group and Charging Handle The DPMS DP51655135005 is a 16-inch upper assembly designed for .308 caliber rifles, featuring a Nitride...
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  • Faxon Firearms Duty 762 16-Inch Rifle Upper Receiver

    Faxon Firearms Duty 762 16-Inch Rifle Upper Receiver

    FAXON FIREARMS
    $801.99
    FAXON  DUTY 762 16 SR UPP The Faxon Firearms FXURGD76216GA15CSR is a 16-inch rifle upper receiver designed for reliable performance. Crafted for duty use, it offers durability and precision for demanding shooting applications. The upper features a...
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  • CMMG Endeavor MK4 22 ARC 20-Inch Rifle

    CMMG Endeavor MK4 22 ARC 20-Inch Rifle

    CMMG
    $970.99
    CMMG Endeavor 22 ARC 20" The CMMG Endeavor MK4 features a 20-inch barrel designed for precision and reliability. Chambered in 22 ARC, this rifle offers versatile performance suitable for various shooting applications. Its robust construction and...
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  • BATTLEARMS AUTHORITY ELITE AMBI SET — Ambidextrous Billet Lower Receiver

    BATTLEARMS AUTHORITY ELITE AMBI SET — Ambidextrous Billet Lower Receiver

    Battle Arms Development
    $599.00
    Authority Ambidextrous Lightweight Billet Lower Receiver — 7075-T6 aircraft-grade aluminum Specifications Precision CNC from billet 7075-T6 aerospace aluminum Patent-pending lightweight design MIL-A-8625F, Type III, Class 2 hard-anodized black...
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  • Spike's Tactical Stripped Upper/Lower Set – GAD FDE (AR-15 Platform)

    Spike's Tactical Stripped Upper/Lower Set – GAD FDE (AR-15 Platform)

    Spike's Tactical
    $595.00
    Looking to build a complete AR-15 from the ground up? The Spike’s Tactical stripped upper and lower receiver set in GAD FDE delivers unmatched precision, durability, and sleek aesthetics in one perfectly matched package. Coated in Flat Dark Earth...
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  • Noveske Chainsaw N4 556/223 Black Complete Lower

    Noveske Chainsaw N4 556/223 Black Complete Lower

    Noveske
    $680.00
    Noveske, Chainsaw, Lower, N4, 223 Rem/556NATO, Black Finish, Complete Lower, H2 Buffer, MOE SL Blkac Stock, MOE K2 Black Grip, ALG Trigger Specifications UPC 840906133552 Manufacturer Noveske Manufacturer Part...
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  • Sons of Liberty Gun Works SCALPER Complete Lower Receiver Black

    Sons of Liberty Gun Works SCALPER Complete Lower Receiver Black

    Sons of Liberty
    $570.00
    SOLGW M4 Milspec Complete Lower. Collaboration with Rogue American Apparel featuring the Scalper logo and selector markings. Forged from 7075-T6 Aluminum. M16 pocket cutout. Fully machined to remove flash markings from forging. Sons of Liberty Gun...
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  • AUTHORITY ELITE AMBI SET

    AUTHORITY ELITE AMBI SET

    Battle Arms Development
    $599.00
    BAD556 Ambidextrous Lightweight Billet Lower Receiver in 7075-T6 Aircraft Grade Aluminum FEDERAL FIREARMS LICENSE REQUIRED **PLEASE REFER TO FOOTNOTES BEFORE PURCHASING  [--We kindly ask that you order as instructed to avoid delays and/or...
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  • Battle Arms Authority Elite Ambidextrous AR15 Receiver Set – 7075-T6 Billet (Black Anodized)

    Battle Arms Authority Elite Ambidextrous AR15 Receiver Set – 7075-T6 Billet (Black Anodized)

    Battle Arms Development
    $599.00
    Authority Elite Ambidextrous Lightweight Billet AR15 Upper and Lower Receiver Set is a premium matched set engineered for performance-driven rifle builds. Precision machined from 7075-T6 billet aluminum, this receiver set delivers exceptional strength,...
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