Aero Precision 16" 5.56 NATO Complete Black Upper Receiver

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Your Price: $454.99
Retail Price:$474.99
You Save:$20.00(4%)
Aero Precision 16" 5.56 NATO complete black upper receiver with Gen2 enhanced M-LOK Handguard. These have Ballistic Advantage barrels made to mil-spec specifications as they do military contracts, AR-15 free float Handguard with M-LOK and a 1 piece anti-rotating construction, and a mil-spec 7075 T6 aluminum forged upper receiver. All finished in Black and ready to complete your home AR15 gun build or to upgrade your current AR upper.
Part Number: AP16ML-BLK
Availability: In Stock.
Aero Precision 16" 5.56 NATO complete black upper receiver with Gen2 enhanced M-LOK Handguard. These have Ballistic Advantage barrels made to mil-spec specifications as they do military contracts, AR-15 free float Handguard with M-LOK and a 1 piece anti-rotating construction, and a mil-spec 7075 T6 aluminum forged upper receiver. All finished in Black and ready to complete your home AR15 gun build or to upgrade your current AR upper.

Aero Precision 16" 556/223 M-LOK Complete AR Upper in Black Features:



  • This complete AR 15 upper comes preassembled and includes the following items:
    • M4E1 Enhanced Upper Receiver - Completed and assembled
    • Enhanced 15" M-LOK Handguard
    • 16" M4 Barrel - Mid-Length, CMV, 5.56NATO
    • Low Profile Gas Block and Carbine Length Gas Tube
  • This does not come with a Bolt Carrier Group or Charging Handle since those are usually an easy upgrade and helps keep our price down

M4E1 Enhanced Upper Receiver Features:

  • Forged Stripped Upper from 7075 T6 Aluminum
  • Machined to Aero Precisions' tight M4E1 specifications
  • M4 Feedramps
  • Black hard coat anodized Mil-Spec 8625 Type 3 Class 2
  • Laser engraved T-Marks - Markings on top of upper receiver Picatinny rail to indicate positions where items are attached
  • Already has the Port Ejection Cover and Tap Forward Assist installed
  • Handguard mounting platform forged directly into the receiver for stability and solidarity
  • Barrel nut and wrench come included

Enhanced 15" M-LOK Handguard Features:

  • Constructed of a 1-piece free float Handguard design
  • Built-In anti-rotation tabs
  • Machined scalloped rails for gripping and positive control
  • Continuous top picatinny rail
  • QD, Quick Disconnect, sling socket at the 3, 6 & 9 O'Clock positions so you can attach your sling wherever's comfortable
  • Additional milling along flat areas to give ridges, aiding in gripping and more positive control of your upper
  • Compatible with M-LOK accessories on the sides and the bottom
  • Finished in Black

16" M4 5.56 NATO Mid-Length Barrel Features:

  • Made from 4150 Chrome Molly Vanadium Steel
  • QPQ finished to maintain accuracy
  • 1/7 Twist Rate
  • .750 low profile gas block installed with mid-length gas tube
  • M4 feed ramp extension
  • HP and MPI tested
  • Standard A2 flash hider preinstalled
  • Compatible with 5.56 NATO and .223 Remington rounds
     Made in the USA

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