Aero Precision M4E1 Enhanced Barreled Upper 5.56 Rifle Gen 2 – 20″

Features:

  • 20” 5.56 NATO barrel
  • 41V50 chrome moly vanadium steel
  • HPT and MPI
  • Nitride finish
  • 1:7 twist rate
  • Rifle length gas system
  • M4E1 Enhanced forged 7075-T6 upper
  • Hardcoat anodized
  • Laser engraved T-marks
  • Scalloped picatinny top rail
  • Built in anti-rotation tabs
  • M-LOK slots
  • Forged handguard mount
  • Compatible with most BAR-system handguards
  • Does not include BCG or charging handle

$441.99

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SKUAPAR640251M48 Category

The Aero Precision M4E1 Enhanced Barreled Upper 5.56 Rifle Gen 2 is the perfect addition to your AR-15 build. The receiver is forged from 7075-T6 aluminum for strength and durability, and is precision machined to M4E1 specs to ensure a tight fit with Mil-Spec and aftermarket parts. The receiver is finished with a matte black hardcoat anodized finish and features laser engraved T-marks on the upper picatinny rail. This 20” barreled upper comes with the Enhanced Gen 2 M-LOK free float handguard that features improved ergonomics, and a lightweight design with scalloped picatinny top rail. It also features a large 1.78” inside diameter for use with suppressors. With its superior craftsmanship and attention to detail, the Aero Precision M4E1 Enhanced Barreled Upper 5.56 Rifle Gen 2 is sure to be a reliable and accurate addition to your AR-15 collection.

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