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Home AR Parts Upper Parts Complete Uppers Aero Precision M4E1 16″ 5.56 Mid-Length Complete Upper Receiver
Aero Precision

Aero Precision M4E1 16″ 5.56 Mid-Length Complete Upper Receiver

$514.99 $437.74

This Complete Upper includes Aero’s 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. This complete upper does not include BCG or Charging Handle. Includes:

  • M4E1 Enhanced Assembled Upper Receiver.
  • Gen 2 Enhanced Handguard.
  • 16″ 5.56 Mid-Length CMV Barrel.
  • Low Profile Gas Block and Mid Length Gas Tube.
  • The product comes assembled.
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UPC: SKU: N/A Categories: AR Parts, Complete Uppers, Upper Parts Tag: high
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Description

This Complete Upper includes Aero’s 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.
  • Gen 2 Enhanced Handguard.
  • 16″ 5.56 Mid-Length CMV Barrel.
  • Low Profile Gas Block and Mid Length Gas Tube.
  • The product comes assembled.
  • This complete upper does not include BCG or Charging Handle.

M4E1 Upper Features:

  • Forged from 7075 T6 aluminum.
  • Precision machined to M4E1 specs.
  • M4 feedramps.
  • Matte black hard-coat anodized Mil 8625 Type 3 Class 2.
  • Laser engraved T-marks (Anodized only).
  • 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-Length Barrel Features:

  • 5.56 Nato 16″ Midlength, 1/7 twist, 4150 CrMoV, QPQ, gas port drilled.
  • .750 gas block journal.
  • Midlength gas system, .0785 gas port.
  • M4 Feed Ramp Extension.
  • HP and MPI tested.
  • Standard A2 flash hider.
Additional information
Brand

Aero Precision

Firearm Compatibility

AR-15 / M4 / M16

Caliber

5.56 NATO / .223 Remington

Size

16"

Shipping & Delivery

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We offer fast, free shipping on every US order. Most orders will ship via USPS. You can upgrade any order to 2 Day/3 Day or Overnight services during checkout for an additional charge.

To ensure your order is shipped same-day, checkout before 1:00 PM Pacific time (4:00 PM Eastern).

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Milspec Retail offers Premium Shipping Protection by Route as an optional paid service that can be purchased at checkout. Route protects your package in the event of loss, theft, or damage, and will cover 100% of the costs of the order.

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