product code:APAR700201AC



availability:  1 In stock


Out of Stock

The Aero Precision M4E1 Threaded Assembled Upper Receiver is the perfect building block for a reliable and powerful rifle. Aero Precision machined these AR15 Upper Parts from rugged and lightweight 7075-T6 forged aluminum complete with your choice of finish that enhances corrosion resistance while also increasing strength. Each Aero Precision M4E1 Threaded Assembled Picatinny-Profile Upper Receiver includes a pre-installed port door and forward assist, and these receivers are crafted with an angular design for a unique aesthetic and improved performance. These uppers work with standard AR15/M16 components. Create an advanced weapon using the Aero Precision M4E1 Threaded Assembled AR15 Upper Receiver to boost your performance in the field or at the range. 


  • Enhanced forging that gives the upper receiver a "billet look"
  • Picatinny profile that blends seamlessly with our 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

(3) items

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