Aero Precision M4E1 Upper Receiver + Black Nitride BCG Combo

SKU# 1834 | by Aero Precision
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Aero Precision Gen 2 Stripped Upper Receiver (MSRP: $104.99)

Aero Precision's new Gen 2 7075-T6 Forged, Stripped 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).

Gen 2 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

Aero Precision 5.56 Black Nitride Bolt Carrier Group (MSRP: $129.99)

M16-cut carrier
Machined from 8620 steel
Carrier has forward assist serrations
Black Nitride Finish - advanced lower friction coating that minimizes the need for lubricants and cleaning
Properly staked gas key
5.56 Bolt is machined from Carpenter 158 tool steel
Shot peened
HPT tested/MPI marked
Black o-ring insert on extractor
High quality BCG

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