Aero Precision M4E1 16″ Complete AR15 MLOK Mid-Length Free-Float Upper – .223/5.56
The Aero Precision M4E1 AR15 Complete Upper is a high-quality and reliable upper receiver that is perfect for those looking to complete their own custom lightweight AR15 build. This upper receiver is chambered in .223/5.56 and boasts a 16″ barrel with a 1:7 twist. The mid-length gas system makes for a reliable and smooth shooting experience, while the anodized finish gives the upper receiver a sleek and modern look.
Note: This complete upper does not include a BCG or charging handle, so purchase these items separately if you need them for your build.
Handguard and Barrel
The ATLAS S-ONE Handguard provides the perfect addition to your lightweight build, designed with size and weight in mind. The handguard is equipped with the proprietary ATLAS attachment system. This durable and dependable mounting platform maintains a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.
The handguard is also compatible with MOE and MLOK accessories such as rail sections, foregrips, light mounts, and more.
The barrel is 4150 Chrome Moly Vanadium and coated with a QPQ corrosion-resistant finish for long-term wear and weather resistance.
In addition to its high-quality construction and reliable shooting experience, this upper receiver is also straightforward to install. The product comes fully assembled, so you must attach it to your lower receiver using the take-down pins.
Overall, the Aero Precision M4E1 AR15 Complete Upper is an excellent choice for anyone looking for a high-quality and reliable upper receiver that is easy to install and provides a fantastic shooting experience. Whether you’re a seasoned gun owner or a beginner, this complete upper will meet all your needs and exceed your expectations.
Aero Precision’s Excellence Guarantee
Aero Precision is a company that prides itself on its engineering and machining expertise. With roots in the aerospace industry, they bring a level of precision and attention to detail that is unmatched in the firearms industry. Every component they produce is held to the highest quality and performance standards.
- M4E1 Threaded Assembled Upper Receiver
- ATLAS S-ONE M-LOK Handguard of choice
- 16″ 5.56 CMV Barrel
- Low Profile Gas Block and Mid-Length Gas Tube
- Product comes assembled
- This complete upper does not include BCG or Charging Handle
- Brand: Aero Precision
- Model: M4E1 16″ Complete AR15 MLOK Mid-Length Free-Float Upper
- Caliber: .223/5.56
- Barrel Length: 16 in
- Thread Pitch: 1/2×28
- Twist: 1:7
- Color: Black and Flat Dark Earth
- Material: 7075-T6 Aluminum and 4150 Chrome Moly Vanadium
- Finish: QPQ corrosion-resistant finish
- Gas System: Mid-Length
- Weight: 3.03 lbs