Aero Precision M4E1 Threaded Stripped Upper Receiver Black


The Aero Precision M4E1 Threaded Stripped Upper Receiver features the same profile as Aero’s other M4E1 upper receivers but is threaded to accept a standard AR-15 barrel nut. Designed to match seamlessly with Aero’s M4E1 lower, this upper gives you billet looks without the billet price. Does not include forward assist or port door.


                  Aero Precision M4E1

This upper receiver features the same enhanced body profile as Aero’s M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. The M4E1 Threaded Upper Receiver features an angular machined design that helps it stand out from standard mil-spec upper receivers. It is forged from 7075-T6 Aluminum and machined to work with all mil-spec AR15 parts. The M4E1 Threaded Upper Receiver is designed to pair perfectly with Aero M4E1 lower receivers, giving you a billet looking receiver set at a fraction of the billet price. This stripped upper does not include a port door or forward assist.

Aero Precision M4E1 Stripped Upper Specifications:

  • Brand Aero Precision
  • Category Uppers
  • Caliber 223 Remington/5.56 NATO
  • Model M4E1
  • Series Stripped Upper Receiver
  • Type Stripped
  • Sights None
  • Receiver Description 7075-T6 Aluminum
  • Receiver Finish Black Hard Coat Anodized

    Aero Precision’s new Aero Precision M4E1 Threaded Upper Receiver (formerly known as the Gen 2 Upper receiver) gives you that angled billet look without the high cost or the fitment issues many builders experience when trying to mate a non-matching billet upper/lower receiver. Aero precision has machined this stripped upper to accept a standard AR-15 barrel nut and mil-spec upper parts (Forward Assist & Dust Cover not included).

    M4E1 Features:

    • New enhanced forging that gives the upper receiver a “billet look”
    • Includes Threaded Roll Pin for ease of forward assist installation.


    • M4 Feedramps
    • .250 takedown pin holes
    • Lazer engraved T-marks


    • AR-15 Stripped Upper Receiver, Gen 2 in Anodized Black

    Note: DOES NOT include port door and forward assist. If you would like these items pre-installed, select our AR-15 Gen 2 Assembled Upper Receiver.

    Additional information
    Weight 6.88 oz
    UPC 815421023756


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