Description

The Aero Precision AR-15 barreled upper receiver is built around the M4E1 Threaded upper receiver designed for use with standard barrel nut setups. The receiver is forged from 7075-T6 aluminum and precision machined to M4E1 specs to ensure proper fit with Mil-Spec and aftermarket parts. It is matte black hardcoat anodized and features laser engraved T-marks. This 18” .223 Wylde barreled upper comes with the Atlas R-One M-LOK free float handguard with a full length picatinny top rail and an extremely slim 1.3” inner diameter.

Features:

  • 18” .223 Wylde
  • 416R stainless steel
  • Fluted
  • HPT and MPI
  • Bead blasted finish
  • 1:8 twist rate
  • Rifle length gas system
  • M4E1 Threaded forged 7075-T6 upper
  • Hardcoat anodized
  • Laser engraved T-marks
  • Scalloped picatinny top rail
  • Built in anti-rotation tabs
  • M-LOK slots
  • Does not include BCG or charging handle

    Specifications:

    – Manufacturer Aero Precision
    – Mfg. Part Number APAR700705M51
    – UPC 840014602834
    – Caliber/Gauge .223 Wylde
    – Barrel Length 18"
    – Barrel Twist 1:8
    – Barrel Finish Bead Blasted
    – Barrel Fluting Straight Fluted
    – Firearm Fit AR-15
    – Threaded Barrel Yes

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    Compare prices for 840014602834 - Aero Precision Aero Precision M4E1 Complete Upper Threaded 223/5.56 APAR700705M51 from all vendors

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