The store will not work correctly when cookies are disabled.

JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.

Buy Now, Pay Later with Credova. Approval subject to eligibility check.Apply Now

Shop
- AR15
  - AR15/M4E1
    
    Machined to mil-spec dimensions, our lowers work with standard AR15 components and ensure the highest quality with a correct component interface.
    Learn More
- M5/AR308
  - M5/AR308
    
    Mil-spec dimensions and coating ensure the highest quality and correct component interface for your next big-bore AR.
    Learn More
- EPC
  - EPC
    
    The EPC-9 lineup is perfect for your next 9mm or 40S&W AR build.
    Learn More
- Bolt Action
  - Solus Bolt Action
    
    The Aero Precision SOLUS works to provide hunters, competitors, and shooting enthusiasts with a custom shooting experience.
    Learn More
- Suppressors
  - Suppressors
    
    The Lahar-30 is built to be a workhorse — providing durability, performance, and flexibility in a single package.
    Learn More
- Lifestyle
  - - Apparel
    - SWAG
  - Lifestyle
    
    Because your shirt should always match your favorite firearms manufacturer
    Shop Now
- On Sale
- Other Brands
  - Other Brands
    
    Shop from a wide selection of high-performance parts and accessories from other industry leaders.
    SHOP NOW
- In Stock Products
- Builder Set Blowout
Discover
Find a Dealer
- Dealer Locator
- Become a Dealer
Military/LEO
Account
Compare ()

Search

My Account
My Purchase Orders
My Wish Lists
My Orders
Sign In
Create Account

Complete Uppers

Complete Uppers

Home
AR15
Upper Receivers
Complete Uppers

5 Items

5 Items

Sort By Low to high

grid view

Now filtering by:

Series: M4E1
Caliber: .300 Blackout

Filter By

Ejection Orientation

Left-Handed Ejection
Right-Handed Ejection

Extractor Material

4340 Steel

Handguard type

Free Float
Drop In

Platform

AR15

Finish

Magpul FDE Cerakote

Barrel Length

8"
10"
16"

Price

$200.00 - $300.00
$500.00 - $600.00
$600.00 - $700.00

Compare Products

5Items

Added

AR PISTOL

M4E1 Threaded No Forward Assist Complete Upper, 10" .300 Blackout Pistol, 9.3" M-LOK R-ONE - Anodized Black

$605.00

Subscribe to back in stock

Subscribe to back in stock notification

Close

Out of stock

Added

Aero Precision 16" .300 Blackout Complete Uppers

M4E1 Enhanced 16" .300 Blackout Complete Upper Receiver

Subscribe to back in stock

Subscribe to back in stock notification

Close

Out of stock

new

Sale

Added

M4E1 Enhanced 8" .300 Blackout No Forward Assist Complete Upper w/ 7.3" Enhanced M-LOK Handguard - Anodized Black

M4E1 Enhanced 8" .300 Blackout No Forward Assist Complete Upper w/ 7.3" Enhanced M-LOK Handguard - Anodized Black

Special Price $261.26 Regular Price $625.00

Subscribe to back in stock

Subscribe to back in stock notification

Close

Out of stock

Added

M4E1 Enhanced 10" .300 Blackout Complete Upper Receiver

M4E1 Enhanced 10" .300 Blackout Complete Upper Receiver

Subscribe to back in stock

Subscribe to back in stock notification

Close

Out of stock

Added

M4E1 Enhanced 8" .300 Blackout Complete Upper Receiver

M4E1 Enhanced 8" .300 Blackout Complete Upper Receiver

Subscribe to back in stock

Subscribe to back in stock notification

Close

Out of stock

Compare Products

5 Items

5 Items

Sort By Low to high

grid view

Sign Up For Special Offers

Enter Email Address

Facebook
Instagram
Twitter
YouTube

SHOP

Find a Dealer
Shop AR15
Shop M5/AR308
Other Brands

Your account

Wishlist
Order Status
Dealer Login
Guest Order Status

Support

Submit a Request
Returns
Buy Now Pay Later with Credova
FAQ

Legal

Terms and Conditions
Private Policy
Manuals

Military/LEO

Military/LEO Discount
LEO Agency Sales

About us

Contact Us
Manufacturing & OEM
Employment
Monthly Rifle Giveaway

Aero Precision

2320 Commerce St
Tacoma, WA 98402
Phone: 253-272-8188
Fax: 253-272-1168

Hours: Mon-Fri, 8am - 4pm

©2025 Aero Precision. All rights reserved.