![Colt M4 Upper Blk Colt M4 Upper Blk](https://cdn11.bigcommerce.com/s-bd012etngf/images/stencil/300x300/products/172126/269511/154940324__00394.1727114846.jpg?c=1)
-
-
-
Ballistic BA Enhanced AR-15 Upper Receiver - Precision Machined, Durable, High-Performance
$117.18$119.99Ballistic Advantage
-
RRA Complete Mid-Length A4 Upper Receiver 450BM 16" Barrel with 5-Round Magazine
$758.93Rock River Arms
-
-
-
-
-
-
-
-
-
PWS MK109 MOD 1 Upper Receiver - 300 BLK, 9.75" Barrel, TRIAD30 Muzzle Device
$1,029.49$1,099.95Primary Weapons Systems
-
-
-
-
Lantac USA LLC USR AR-15 Upper Standard Receiver, 5.56 NATO, M4 Feed Ramps, Black Finish
$139.99$149.99LanTac USA LLC
-
M4E1 Assembled Upper Receiver - Black AR15 | APAR700201AC | Precision Engineering, Enhanced Performance
$128.50$155.00Aero Precision
-
-
Radical Firearms 16" 300 Blackout Upper Assembly, 1:8 Twist, 15" RPR MLOK HandGuard, A2 Flash Hider
$462.33$474.95Radical Firearms
-
APF Complete Upper Slim Tactical .300 HAM'R - Precision Performance for Your Firearm
$577.00$665.00Alex Pro Firearms
-
-
-
Daniel Defense MK18 RIII URG 5.56mm 10.3" Complete Upper Receiver - Black
$1,431.25$1,468.00Daniel Defense
Ready-to-Install AR-15 Complete Uppers for Custom Builds
The heart of customization lies in our AR-15 Complete Uppers. Whether you're a seasoned firearms enthusiast or a newcomer to the world of AR-15 builds, our complete uppers provide a seamless and efficient way to enhance your rifle's performance.
What is an AR-15 Complete Upper?
An AR-15 complete upper is a pre-assembled upper receiver group that is ready to attach to your lower assembly. These uppers come fully equipped with the essential components:
- Barrel
- Handguard
- Bolt Carrier Group
Why Choose a Complete Upper?
Choosing a complete upper offers several benefits:
- Convenience: No need to source individual parts and assemble them yourself.
- Compatibility: Designed to work seamlessly with your lower assembly.
- Variety: Available in multiple calibers and lengths to meet your specific shooting requirements.
- Quality: Professionally assembled to ensure reliability and performance.
Customization Options
Our AR-15 complete uppers are available in a diverse range of calibers and lengths, allowing you to tailor your rifle to your intended use. Whether you need a compact, maneuverable setup for close-quarters engagements or a long-barreled configuration for precision shooting, we have options to suit your needs.
Easy Upgrade
One of the biggest advantages of using a complete upper is the ease of upgrading or changing the functionality of your AR-15. Simply detach your existing upper and attach a new one to transform your rifle in minutes. This flexibility makes it possible to adapt your firearm to different roles without the need for multiple rifles.
The Takeaway
Investing in a ready-to-install AR-15 complete upper is a smart choice for anyone looking to customize their firearm quickly and efficiently. Explore our wide selection of complete uppers to find the perfect match for your shooting style and requirements.