AR-15 Complete Uppers

AR-15 Complete Uppers

A high-quality AR-15 Complete Upper is crucial when assembling or upgrading your rifle, directly influencing accuracy, reliability, and overall performance. Our collection features premium AR-15 complete uppers designed for effortless integration, precision accuracy, and consistent function. Each complete upper receiver includes all essential components to quickly finalize your AR-15 build—such as barrels, handguards, gas systems, bolt carrier groups (BCGs), charging handles, and muzzle devices.

Whether embarking on your first AR-15 build or enhancing your current setup, our complete uppers simplify the process and deliver exceptional results. Every component is manufactured to exact specifications from superior-quality materials, ensuring durability and dependable performance even under demanding conditions. These complete uppers are fully compatible with mil-spec lower receivers and facilitate seamless, hassle-free assembly.

Streamline your next AR-15 project—choose from industry-leading brands renowned for quality, precision, and reliability.

Key Features:

  • Complete uppers fully assembled with essential components
  • Precision-machined for exact fit and optimal performance
  • Durable, corrosion-resistant construction
  • Mil-spec compatibility ensures seamless integration
  • Easy-to-install design ideal for new builds or upgrades
  • Available in various calibers and configurations to match your needs

Technical Specifications:

  • Compatibility: Mil-spec AR-15 Lower Receivers
  • Barrel Material: Chrome Moly Vanadium Steel or Stainless Steel
  • Barrel Length Options: 10.5", 14.5", 16", 18", 20"
  • Gas System: Carbine, Mid-length, Rifle-length (varies by configuration)
  • Finish: Corrosion-resistant coatings (Nitride, Phosphate, Stainless Steel)
  • Components Included: Barrel, Upper Receiver, Handguard, Bolt Carrier Group (BCG), Charging Handle, Gas Block & Tube, Muzzle Device

From first-time AR-15 enthusiasts to experienced sharpshooters, our AR-15 Complete Uppers deliver simplicity, dependability, and precision you can trust. Build your rifle right first with a premium upper from our trusted selection.

Frequently Asked Questions (FAQs):

Q: What components are included in an AR-15 complete upper?

A: A complete AR-15 upper typically includes the upper receiver, barrel, handguard, gas block, gas tube, bolt carrier group (BCG), charging handle, and muzzle device.

Q: Are AR-15 complete uppers compatible with all lower receivers?

A: Our AR-15 complete uppers are fully compatible with standard mil-spec AR-15 lower receivers.

Q: Do I need specialized tools to install an AR-15 complete upper?

A: No special tools are required. Installation typically involves just the takedown and pivot pins, allowing for quick and easy assembly.

Q: How long does it take to install a complete AR-15 upper?

A: Installation is quick and straightforward, often taking just a few minutes, even for beginners.

Q: Can I upgrade or customize components of my complete upper later?

A: Absolutely. Many AR-15 enthusiasts begin with a complete upper and later upgrade individual components like barrels, handguards, BCGs, or muzzle devices based on their specific preferences and shooting needs.

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  • Out of stock
    Foxtrot Mike 16" Rear Charging .45 AR-15 Complete Upper, 15" Handguard, CA Compliant Brake, Includes BCG

    Foxtrot Mike 16" Rear Charging .45 AR-15 Complete Upper, 15" Handguard, CA Compliant Brake, Includes BCG

    Foxtrot Mike

    MSRP: $499.99
    $479.95
    Foxtrot Mike 16" Rear Charging .45 AR-15 Complete Upper, 15" Handguard, CA Compliant Brake, Includes BCG The Foxtrot Mike Products Complete .45 AR upper is the package you have been waiting for to finish your Glock mag AR-45 build. This .45 upper...
    MSRP: $499.99
    $479.95
    Qty in Cart: 0
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    MSRP: $499.99
    $479.95
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  • Foxtrot Mike Products 16" Forward Charging .45 AR-15 Complete Upper

    Foxtrot Mike Products 16" Forward Charging .45 AR-15 Complete Upper

    Foxtrot Mike

    $489.00
    Foxtrot Mike Products 16" Forward Charging .45 AR-15 Complete Upper The Foxtrot Mike Products FM-9 Complete .45 AR-15 Upper Receiver is built from the ground up to provide outstanding reliability and accuracy with a host of top tier features. The...
    $489.00
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    $489.00
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  • Foxtrot Mike Products 16″ Forward Charging 45 ACP AR-15 Complete Upper

    Foxtrot Mike Products 16″ Forward Charging 45 ACP AR-15 Complete Upper

    Foxtrot Mike

    $439.99
    Foxtrot Mike Products 16″ Forward Charging 45 ACP AR-15 Complete Upper Precision, Reliability, and Performance in a Forward-Charging .45 ACP Upper. The Foxtrot Mike Products 16" Forward Charging .45 ACP AR-15 Complete Upper is a high-performance,...
    $439.99
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  • Foxtrot Mike Products 16" Forward Charging 9mm AR-15 Complete Upper

    Foxtrot Mike Products 16" Forward Charging 9mm AR-15 Complete Upper

    Foxtrot Mike

    MSRP: $489.00
    $469.00
    Foxtrot Mike Products 16" Forward Charging 9mm AR-15 Complete Upper The Foxtrot Mike Products FM-9 Complete 9mm AR-15 Upper Receiver is built from the ground up to provide outstanding reliability and accuracy with a host of top tier features. The...
    MSRP: $489.00
    $469.00
    Qty in Cart: 0
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    MSRP: $489.00
    $469.00
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  • Foxtrot Mike Products 16" Rear Charging .45 AR-15 Complete Upper

    Foxtrot Mike Products 16" Rear Charging .45 AR-15 Complete Upper

    Foxtrot Mike

    MSRP: $489.00
    $469.00
    Foxtrot Mike Products 16" Rear Charging .45 AR-15 Complete Upper The Foxtrot Mike Products Complete .45 AR upper is the package you have been waiting for to finish your Glock mag AR-45 build. This .45 upper receiver comes with all the features...
    MSRP: $489.00
    $469.00
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    MSRP: $489.00
    $469.00
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  • Out of stock
    Foxtrot Mike Products 16" Rear Charging 9mm AR-15 Complete Upper

    Foxtrot Mike Products 16" Rear Charging 9mm AR-15 Complete Upper

    Foxtrot Mike

    MSRP: $489.00
    $469.95
    Foxtrot Mike Products 16" Rear Charging 9mm AR-15 Complete Upper The Foxtrot Mike Products Complete 9mm AR upper is the package you have been waiting for to finish your Glock mag AR-9 build. This 9mm upper receiver comes with all the features you want in...
    MSRP: $489.00
    $469.95
    Qty in Cart: 0
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    MSRP: $489.00
    $469.95
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  • Out of stock
    Foxtrot Mike Products 5" Rear Charging .45 AR-15 Complete Upper

    Foxtrot Mike Products 5" Rear Charging .45 AR-15 Complete Upper

    Foxtrot Mike

    MSRP: $349.00
    $329.00
    Foxtrot Mike Products 5" Rear Charging .45 AR-15 Complete Upper The Foxtrot Mike Products Complete .45 AR-15 upper is the package you have been waiting for to finish your Glock mag AR-45 build. This .45 upper receiver comes with all the...
    MSRP: $349.00
    $329.00
    Qty in Cart: 0
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    MSRP: $349.00
    $329.00
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  • Geissele Automatics Duty AR-15 Complete Upper Receiver Carbine - Black - 10.3"

    Geissele Automatics Duty AR-15 Complete Upper Receiver Carbine - Black - 10.3"

    Geissele Automatics

    $1,260.00
    Geissele Automatics Duty AR-15 Complete Upper Receiver Carbine - Black - 10.3" The Geissele Super Duty Upper (Complete) features the latest in weapon technology available exclusively from Geissele Automatics. This 10.3” complete upper chambered in...
    $1,260.00
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    $1,260.00
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  • Geissele Automatics Duty AR-15 Complete Upper Receiver Carbine - DDC - 10.3"

    Geissele Automatics Duty AR-15 Complete Upper Receiver Carbine - DDC - 10.3"

    Geissele Automatics

    $1,410.00
    Geissele Automatics Duty AR-15 Complete Upper Receiver Carbine - DDC - 10.3" The Geissele Super Duty Upper (Complete) features the latest in weapon technology available exclusively from Geissele Automatics. This 10.3” complete upper chambered in 5...
    $1,410.00
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    $1,410.00
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    Geissele Automatics Duty AR-15 Complete Upper Receiver Mid-length - OD Green - 16"

    Geissele Automatics Duty AR-15 Complete Upper Receiver Mid-length - OD Green - 16"

    Geissele Automatics

    $1,410.00
    Geissele Automatics Duty AR-15 Complete Upper Receiver Mid-length - OD Green - 16" The Geissele Super Duty Upper (Complete) features the latest in weapon technology available exclusively from Geissele Automatics. This 16” complete upper chambered...
    $1,410.00
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  • Geissele Automatics Super Duty MOD1 AR-15 Complete Upper Receiver Mid-length - DDC - 16"

    Geissele Automatics Super Duty MOD1 AR-15 Complete Upper Receiver Mid-length - DDC - 16"

    Geissele Automatics

    $1,410.00
    Geissele Automatics Super Duty MOD1 AR-15 Complete Upper Receiver Mid-length - DDC - 16" The Geissele Super Duty Upper (Complete) features the latest in weapon technology available exclusively from Geissele Automatics. This 16” complete upper...
    $1,410.00
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    M4E1 Enhanced Complete Upper 14.5" 5.56 Mid-Length Barrel w/ Pinned Epsilon 556SL 12" M-LOK HG - Black

    M4E1 Enhanced Complete Upper 14.5" 5.56 Mid-Length Barrel w/ Pinned Epsilon 556SL 12" M-LOK HG - Black

    Aero Precision

    MSRP: $725.00
    $624.95
    Aero Precision M4E1 Enhanced Complete Upper 14.5" 5.56 Mid-Length Barrel w/ Pinned Epsilon 556SL 12" M-LOK HG - Black This Complete Upper includes Aero's Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets,...
    MSRP: $725.00
    $624.95
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    $624.95
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  • M4E1 Threaded Complete Upper 6.5 Grendel SS Barrel ATLAS R-ONE 15" M-LOK HG - Andonized

    M4E1 Threaded Complete Upper 6.5 Grendel SS Barrel ATLAS R-ONE 15" M-LOK HG - Andonized

    Aero Precision

    MSRP: $730.00 - $765.00
    $622.95 - $655.95
    Aero Precision M4E1 Threaded Complete Upper, 6.5 Grendel SS Barrel w/ ATLAS R-ONE 15" M-LOK HG - Andonized Upgrade the performance of your AR-15 build with this 6.5 Grendel Complete Upper Receiver. Designed to be a low recoil/high accuracy cartridge,...
    MSRP: $730.00 - $765.00
    $622.95 - $655.95
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    Maxim Defense Industries 5.5 PDX Complete 300BLK AR 15 Upper - FDE

    Maxim Defense Industries 5.5" PDX Complete 300BLK AR 15 Upper - FDE

    Maxim Defense Industries

    MSRP: $1,295.00
    $1,284.95
    Maxim Defense Industries 5.5" PDX Complete 300BLK AR 15 Upper - FDE The NEW Maxim Defense PDX(TM) U.R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any Mil-Spec lower receiver. With the PDX(TM) U.R.G, you...
    MSRP: $1,295.00
    $1,284.95
    Qty in Cart: 0
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    MSRP: $1,295.00
    $1,284.95
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     Midwest Industries 10.5" AR 15 Pistol Upper

    Midwest Industries 10.5" AR 15 Pistol Upper

    Midwest Industries

    $599.95
    Midwest Industries 10.5" AR 15 Pistol Upper This Midwest Industries 10.5" AR 15 Pistol Upper features an M-LOK compatible handguard, M4 feedramps, Melonite finished barrel and Hard Coat Anodizing. Features: 7075 T6 Aluminum M-LOK Handguard M4...
    $599.95
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    $599.95
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  • Premium 16" .223 Wylde Gov Mid M-LOK Complete Upper

    Premium 16" .223 Wylde Gov Mid M-LOK Complete Upper

    Black Rifle Depot

    MSRP: $469.95
    $399.95
    Premium 16" .223 Wylde Gov Mid M-LOK Complete Upper We wanted to build an affordable upper assembly without cutting corners. This means using a nitrided steel gas block from an American Manufacturer as opposed to aluminum, quality American Made...
    MSRP: $469.95
    $399.95
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    MSRP: $469.95
    $399.95
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    Radical Firearms 10.5 300 Black Out Complete Upper Assembly

    Radical Firearms 10.5" 300 Black Out Complete Upper Assembly

    Radical Firearms

    MSRP: $474.95
    $449.95
    Radical Firearms 10.5" 300 Black Out Complete Upper Assembly The Radical Firearms 10.5" HBAR profile 300BLK is a complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice or advanced shooter wanting to finish out that...
    MSRP: $474.95
    $449.95
    Qty in Cart: 0
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    MSRP: $474.95
    $449.95
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  • Out of stock
    Sharps Bros SBUR04 16 Complete AR 15 Upper

    Sharps Bros. SBUR04 16" Complete AR 15 Upper

    Sharps Bros

    MSRP: $922.00
    $899.95
    Sharps Bros. SBUR04 16"Complete AR 15 Upper  The Sharps Bros. SBUR04 16"Complete AR 15 Upper is manufactured using top tier parts. These AR uppers come with a 16" 5.56 NATO barrel with mid-length gas system. Each Sharps Bros. complete AR Upper...
    MSRP: $922.00
    $899.95
    Qty in Cart: 0
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    MSRP: $922.00
    $899.95
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  • Out of stock
    Sons of Liberty Gun Works 14.7" Swampfox Complete Upper

    Sons of Liberty Gun Works 14.7" Swampfox Complete Upper

    Sons of Liberty Gun Works

    MSRP: $1,200.00
    $1,189.95
    Sons of Liberty Gun Works 14.7" (16" OAL) Swampfox Complete Upper Step into the realm of high-quality firearms with the Sons of Liberty Gun Works Swampfox Complete Upper. SOLGW is renowned for its commitment to Mil-Spec or even superior components,...
    MSRP: $1,200.00
    $1,189.95
    Qty in Cart: 0
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    MSRP: $1,200.00
    $1,189.95
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    Sons of Liberty Gun Works 16" M4-89 Upper 300 Blackout

    Sons of Liberty Gun Works 16" M4-89 Upper

    Sons of Liberty Gun Works

    MSRP: $900.00
    $889.95
    Sons of Liberty Gun Works 16" M4-89 Upper 300 Blackout Elevate your firearm experience with the Sons of Liberty Gun Works M4-89 Complete Upper. Constructed with an unwavering commitment to excellence, SOLGW upholds quality, durability, and combat...
    MSRP: $900.00
    $889.95
    Qty in Cart: 0
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    MSRP: $900.00
    $889.95
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    Sons Of Liberty Gun Works East India Starter Kit .223 Wylde Barreled Upper - 18"

    Sons Of Liberty Gun Works East India Starter Kit .223 Wylde Barreled Upper - 18"

    Sons of Liberty Gun Works

    MSRP: $600.00
    $570.00
    Sons Of Liberty Gun Works East India Starter Kit .223 Wylde Barreled Upper - 18" At Sons of Liberty Gun Works they believe in Quality Mil-Spec or better parts. They believe there is no substitute for quality and that your gun should be built right the...
    MSRP: $600.00
    $570.00
    Qty in Cart: 0
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    MSRP: $600.00
    $570.00
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    Sons Of Liberty Gun Works East India Starter Kit .300 BLK Barreled Upper - 9"

    Sons Of Liberty Gun Works East India Starter Kit .300 BLK Barreled Upper - 9"

    Sons of Liberty Gun Works

    MSRP: $500.00
    $475.00
    Sons Of Liberty Gun Works East India Starter Kit .300 BLK Barreled Upper - 9" At Sons of Liberty Gun Works we believe in Quality Mil-Spec or better parts. We believe there is no substitute for quality and that your gun should be built right the first...
    MSRP: $500.00
    $475.00
    Qty in Cart: 0
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    MSRP: $500.00
    $475.00
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  • Out of stock
    Sons Of Liberty Gun Works East India Starter Kit 5.56 Barreled Upper - 16"

    Sons Of Liberty Gun Works East India Starter Kit 5.56 Barreled Upper - 16"

    Sons of Liberty Gun Works

    MSRP: $500.00
    $475.00
    Sons Of Liberty Gun Works East India Starter Kit 5.56 Barreled Upper - 16" At Sons of Liberty Gun Works we believe in Quality Mil-Spec or better parts. We believe there is no substitute for quality and that your gun should be built right the first time,...
    MSRP: $500.00
    $475.00
    Qty in Cart: 0
    Price:
    MSRP: $500.00
    $475.00
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  • Out of stock
    Sons of Liberty Gun Works EXO3 10.5" 5.56 NATO Upper

    Sons of Liberty Gun Works EXO3 10.5" 5.56 NATO Upper

    Sons of Liberty Gun Works

    $750.00
    Sons of Liberty Gun Works EXO3 10.5" 5.56 NATO Upper The Sons of Liberty Gun Works EXO3 10.5" 5.56 NATO AR 15 Upper exemplifies a commitment to superior quality, durability, and performance. This Complete Upper is designed with a central focus on an...
    $750.00
    Qty in Cart: 0
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    $750.00
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  • Out of stock
    Spikes Tactical 16 Mid Length CHF Complete Upper

    Spike's Tactical 16" Mid Length CHF Complete Upper

    Spike's Tactical

    MSRP: $700.00
    $689.95
    Spike's Tactical 16" Mid Length CHF Complete Upper Spikes complete upper assemblies will arrive to you inspected, tested, and ready to drop-in and go to work. Spikes maintains the same high standard of tolerances and attention to detail as the uppers...
    MSRP: $700.00
    $689.95
    Qty in Cart: 0
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    MSRP: $700.00
    $689.95
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  • Out of stock
    Sport 16" 5.56 Gov / SOCOM Midlength M-LOK Upper Assembly

    Sport 16" 5.56 Gov / SOCOM Midlength M-LOK Upper Assembly

    Black Rifle Depot

    MSRP: $323.95
    $289.95
    Sport 16" 5.56 Gov / SOCOM Midlength M-LOK Upper Assembly Superior Craftsmanship for Reliable and Accurate Shooting Upgrade your AR-15 with this top-tier upper assembly, designed for shooters who demand quality without compromise. Featuring a mil-spec...
    MSRP: $323.95
    $289.95
    Qty in Cart: 0
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    MSRP: $323.95
    $289.95
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  • Out of stock
    Troy Industries 16 5.56 NATO A3 AR 15 Complete Upper

    Troy Industries 16" 5.56 NATO A3 AR 15 Complete Upper

    Troy Industries

    $660.00
    Troy Industries 16" 5.56 NATO A3 AR 15 Complete Upper Troy Industries AR-15 A3 Upper Receivers are lightweight and ultra-low profile. Developed specifically for today's war fighter and Law Enforcement led by Special Operations field requirements. The...
    $660.00
    Qty in Cart: 0
    Price:
    $660.00
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  • Out of stock
    Troy Industries 16 5.56 NATO A4 Complete Upper

    Troy Industries 16" 5.56 NATO A4 Complete Upper

    Troy Industries

    $770.00
    Troy Industries 16" 5.56 NATO A4 Complete Upper  Troy Industries AR-15 A4 Upper Receivers are lightweight and ultra-low profile. Developed specifically for today's war fighter and Law Enforcement led by Special Operations field requirements. The...
    $770.00
    Qty in Cart: 0
    Price:
    $770.00
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  • Aero Precision AR-15 Complete Upper, 16" 5.56 Carbine Barrel with Pinned FSB & M4 Handguard

    Aero Precision AR-15 Complete Upper, 16" 5.56 Carbine Barrel with Pinned FSB & M4 Handguard

    Aero Precision

    MSRP: $440.00
    $375.95
    Aero Precision AR-15 Complete Upper, 16" 5.56 Carbine Barrel with Pinned FSB & M4 Handguard This AR-15 Complete Upper features a 16" 5.56 Carbine Length Barrel w/ Pinned FSB, M4 Handguard Features Upper: Standard AR-15 Upper Receiver Barrel: 16" 5...
    MSRP: $440.00
    $375.95
    Qty in Cart: 0
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    MSRP: $440.00
    $375.95
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Adding your products to cart

What Is an AR-15 Complete Upper?

An AR-15 Complete Upper includes all the upper receiver components pre-assembled, saving you time and effort. These components typically include:

  • Upper receiver
  • Barrel
  • Gas system
  • Handguard
  • Bolt Carrier Group (BCG)
  • Charging handle

Purchasing a complete AR-15 upper is an excellent way to ensure compatibility and quality without the hassle of assembling individual parts. Many shooters prefer this route for convenience and reliability.

Why Choose AR-15 Complete Uppers?

Choosing an AR-15 complete upper has several benefits:

  1. Ease of Use: Complete uppers eliminate the guesswork of assembling parts, making them ideal for beginners and experienced users.
  2. Performance Assurance: Pre-assembled uppers are often tested for quality, ensuring optimal performance right out of the box.
  3. Customization Potential: Pairing a complete upper with your choice of lower allows for a personalized firearm tailored to your shooting style.

Types of AR-15 Complete Uppers for Sale

Our collection features a variety of AR-15 complete uppers, ensuring something for every shooter. Here are some popular options:

  1. Aero Precision Complete Uppers: Renowned for its reliability and durability, Aero offers premium uppers ideal for tactical and recreational shooting.
  2. AR-15 Complete Uppers 5.56/.223: Designed for the most common calibers, these uppers are perfect for various applications, from target shooting to home defense.
  3. Complete AR-15 Upper with Bolt Carrier Group: These come fully equipped with a high-quality BCG, making them a complete plug-and-play solution.
  4. AR-15 Complete Pistol Upper: Options are usually 7.5" and 10.5", but there are many different lengths
    under 16".

Each type caters to different preferences and budgets, ensuring you find the best AR-15 completed uppers for your needs.

Factors to Consider When Choosing an AR-15 Complete Upper

Selecting the right complete upper for your AR-15 involves understanding key factors:

  1. Caliber Compatibility: Ensure the upper matches your intended caliber, such as 5.56/.223, .300 Blackout, or 6.5 Grendel.
  2. Barrel Length: Choose a barrel length suited to your application, from 10.5 inches for CQB setups to 20 inches for long-range precision.
  3. Brand Reputation: Opt for trusted manufacturers for quality assurance.
  4. Material and Finish: Consider durable materials like 7075-T6 aluminum and corrosion-resistant finishes like nitride or phosphate.
  5. Purpose: Choose the correct configuration to define your shooting goals for hunting, competition, or home defense.

FAQs: How Do I Know Which Complete Uppers Are for AR-15?

  1. What Makes an Upper Compatible with My AR-15?
    • Ensure the upper matches your lower receiver’s specifications (e.g., Mil-Spec vs. proprietary designs).
  2. Can I Use a Complete Upper with Any Lower?
    • Yes, provided they follow the exact specifications, such as caliber and buffer system compatibility.
  3. How Do I Choose the Right Barrel Length?
    • Consider your intended use—shorter barrels for maneuverability and longer for accuracy.
  4. Are Blemished Uppers Reliable?
    • Yes, blemished uppers typically have minor cosmetic flaws that do not affect functionality.
  5. Do Complete Uppers Come with a Warranty?
    • Most reputable brands provide warranties, ensuring peace of mind with your purchase.
  6. What Calibers Are Available for AR-15 Complete Uppers?
    • Common calibers include 5.56/.223, .300 Blackout, 6.5 Grendel, and .224 Valkyrie.
  7. Should I Choose a Complete Upper with or Without a BCG?
    • If you need a turnkey solution, opt for an upper with a BCG. Otherwise, you can source a separate BCG for customization.
  8. What Handguard Options Are Available?
    • Handguards are available in free-floating and drop-in styles, in materials ranging from aluminum to polymer. Free-floating handguards are preferred for accuracy.

Find the Best AR-15 Complete Uppers

Discovering the right AR-15 complete upper for your firearm is crucial to achieving optimal performance. Our diverse selection provides options that cater to various shooting styles and preferences. Whether you’re looking for a lightweight setup for tactical scenarios or a durable option for long-range precision, we have you covered. Consider factors such as caliber, barrel length, and intended use to make a choice that fits your needs effectively and enhances your shooting experience.