Aero Precision

Aero M4e1 Assembled Upper

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  • Aero M4e1 Assembled Upper
  • Aero M4e1 Assembled Upper
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The M4E1 Threaded Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec upper receivers. This upper receiver features the same enhanced body profile as their M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged from 7075-T6 Aluminum, precision machined to work with all mil-spec AR15 parts and includes the port door and forward assist pre-installed.

Features :
  • Enhanced forging that gives the upper receiver a billet look
  • Picatinny profile that blends seamlessly with their Enhanced and ATLAS Series Handguards
  • M4 Feedramps
  • .250 takedown pin holes
  • Laser engraved T-marks
  • Includes threaded forward assist roll pin
  • Includes port door and forward assist
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