704-394-0387
704-394-0387
Charlotte, NC • Since 1959

Aero Precision M4E1 Assembled AR-15 Upper Receiver

The M4E1 upper receiver is a one-piece design combining the handguard mounting platform with the upper itself. It is machined from 7075-T6 aluminum with, M4 feedramps, .250 takedown pin holes, and supports barrels with a diameter up to 1". Included is a barrel nut and wrench, port door, and forward assist. This model has a black hardcoat anodized finish. NOTE: This upper is not piston-kit compatible.


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Product Info
  • Brand
    Aero Precision
  • SKU
    APAR600201AC
  • Quantity in stock
    No items available
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