Aero Precision M4E1 Enhanced 16" 5.56 Pencil Mid-Length Barrel Complete Upper Receiver

SKU: APPG600231P39
$407.24$434.91
Ballistic Advantage Authorized DealerAero Precision Authorized Dealer

M4E1 Enhanced 16″ 5.56 Pencil Mid-Length Barrel Complete Upper Receiver

This Complete Upper includes our Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling design for grip and visual appeal, and a new profile for the Picatinny top rail.

Includes:

  • M4E1 Enhanced Assembled Upper Receiver
  • Enhanced Handguard of choice
  • 16″ 5.56 CMV Barrel
  • Low Profile Gas Block and Mid Pencil Length Gas Tube
  • Product comes assembled
  • This complete upper does not include BCG or Charging Handle. These products may be selected as add-ons under the FINISH YOUR BUILD tab

M4E1 Upper Features:

  • Forged from 7075 T6 aluminum
  • Precision machined to M4E1 specs
  • M4 feed ramps
  • Matte black hard coat anodized Mil 8625 Type 3 Class 2
  • Laser engraved T-marks
  • Comes assembled, with the port door and forward assist installed
  • Accepts standard AR15/M16 components
  • The handguard mounting platform is forged into the receiver
  • Works with Aero Precision handguards but also fits most BAR-system handguards
  • Barrel nut and wrench are included

Gen 2 Enhanced Handguard Features:

  • 1pc free float design
  • Built-in anti-rotation tabs
  • Scalloped rails
  • Continuous top rail
  • 1.78″ inside diameter fits most muzzle devices, and 1.5″ suppressors
  • Compatible with low-profile gas blocks
  • Gen 2 Feature – Quick disconnect sling socket at the 3, 6, and 9 o’clock positions
  • Gen 2 Feature – Additional milling along flats to aid with gripping and add visual appeal
  • Gen 2 Feature – New profile for the continuous Picatinny top rail

16″ 5.56 Mid Pencil Barrel Features:

  • 5.56 Nato 16″ Barrel, 1/7 twist, 4150 CrMoV, QPQ, gas port drilled
  • .625 gas block journal
  • Mid-length gas system, .0785 gas port
  • M4 Feed Ramp Extension
  • HP and MPI tested
  • Standard A2 flash hider

Product Information

Part Type

Upper Receiver Parts

Platform

AR15

Material

4150 Chrome Moly Vanadium, 7075-T6 Aluminum

Coating Type

Black Anodize, Magpul FDE Cerakote

Attachment Type

M-LOK

Caliber

5.56 NATO

Barrel Length

16"

Twist Rate

1:7

Gas System

Mid-Length

Made in USA

Yes

Manufacturer

Aero Precision

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