Aero Precision - M4E1 Threaded Assembled Upper Receiver - No Forward Assist - Black

Aero Precision
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This Aero Precision upper receiver features the same tried-and-true construction and aesthetics as our M4E1 Threaded Upper Receivers, without provisions for a forward assist. Machined from custom 7075-T6 aluminum forgings this upper receiver is compatible with mil-spec AR15 components.

The M4E1 Threaded Upper Receiver is designed to pair perfectly with Aero's M4E1 lower receiver, giving you a billet looking receiver set at a fraction of the billet price.


  • No forward assist
  • Enhanced forging that gives the receiver a "billet look"
  • Enhanced picatinny profile that blends seamlessly with Enhanced and ATLAS series handguards
  • M4 Feedramps
  • .250 takedown pin holes 
  • Laser engraved T-marks
  • Includes installed port door

Product Specs:

  • Platform: AR15
  • Materials: Machined from 7075-T6 forged aluminum
  • Finishes: Anodized Black or Magpul FDE Cerakote
  • Weight: 8.65 oz