Aero Precision M4E1-T 5.56 NATO Barreled Upper Receiver - 13.9" - Black Anodized - $359.99

Description

The Aero Precision M4E1-T Barreled Upper Receiver is a pre-assembled upper designed for AR-15 platform builds chambered in 5.56 NATO. It features a lightweight and versatile 13.9-inch mid-length barrel for a balance between maneuverability and accuracy. The upper comes with the ATLAS R-ONE handguard, known for its slim profile and ample space for mounting accessories like bipods, lights, or lasers. The ATLAS attachment system offers a secure and dependable platform for these attachments.
The upper receiver itself is M4E1 threaded, featuring an enhanced forging for a distinctive look and a new picatinny rail profile for a seamless transition to the handguard. It includes standard features like M4 feed ramps, laser engraved T-marks, and a dust cover and forward assist pre-installed.
Note: This barreled upper receiver does not include a bolt carrier group (BCG) or charging handle. These can be purchased separately.
Features:
- Caliber: 5.56 NATO
- Barrel Length: 13.9 inch mid-length
- Handguard: ATLAS R-ONE, 12.7 inch
- Material: Chrome Moly Vanadium (CMV) steel barrel
- Barrel Twist: 1/7 twist rate
- Gas System: Mid-length
- Upper Receiver: M4E1 Threaded with enhanced forging
- Handguard Attachment: ATLAS attachment system
- Picatinny Rail: Full top rail on handguard
- M4 Feed Ramps
- Laser Engraved T-Marks
- Includes: Port door and forward assist
- Does not include: Bolt Carrier Group (BCG) or Charging Handle
The 13.9-inch barrel is constructed from chrome moly vanadium steel with a 1/7 twist rate, known for its accuracy with a variety of bullet weights. A mid-length gas system ensures smooth operation. The barrel includes a standard A2 flash hider, and has been pressure and high-pressure tested for reliability.
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Specifications
Barrel Coating:
Barrel ContourMedium
Barrel Length: 13.9
Barrel Material: 41V50 Chrome Moly Vanadium Steel
Brand: Aero Precision
Caliber Gauge: 5.56 NATO
Color: Black
Finish: Hardcoat Anodized
Gas System Length: Mid-Length
Gas System Type: Direct Impingement
Handguard:
Muzzle DeviceA2 Flash Hider
Twist Rate: 1:7
MPN#: APAR700704M99