M4E1 Threaded 7.5″ 5.56 Complete Upper w/ 7″ ATLAS R-ONE Handguard


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M4E1 Threaded 7.5″ 5.56 Complete Upper Receiver w/ 7″ ATLAS R-ONE Handguard


AERO Precision M4E1 Threaded 7.5″ 5.56 Complete Upper For Sale

AERO Precision M4E1 Threaded 7.5″ 5.56 Complete Upper in Stock at the Best Price!

Aero Precision M4E1 Threaded, 7.5 inch, 5.56 Complete Upper Receiver includes the ATLAS R-ONE Handguard. Designed with size and weight at the forefront, the R-ONE handguards provide plenty of real-estate to accommodate any attachment shooters may need. The ATLAS attachment system is a strong and dependable mounting platform that maintains a slim profile while still providing strength and stability Aero Precision handguards are known for.

Aero Precision’s M4E1 Threaded Complete Upper Receiver is made up of: an 7 inch M-LOK ATLAS R-ONE Handguard, 7.5 inch 5.56 Pistol Length CMV Barrel, Low Profile Gas Block and Pistol Length Gas Tube. Available in black this upper comes assembled for immediate use.

Xtreme Guns and Ammo is your one stop shop, online, for all Aero Precision Rifles and Parts. Shop Online, chat with us, or call 832-363-3783 for answers to all of your Aero Precision questions and needs.

AERO Precision Threaded Upper Receiver Features:

  • Enhanced forging giving the upper a “billet look”
  • Picatinny profile blending with enhanced series handguards
  • M4 Feedramps
  • .250 takedown pin holes
  • Laser engraved T-marks
  • Installed port door and forward assist

AERO Precision M4E1 Threaded 7.5″ 5.56 Barrel Features:

  • Chamber: 5.56
  • Length: 7.5 inches
  • Twist: 1 in 7
  • Threading 1/2 inch X 28
  • Material: Chrome Moly Vanadium
  • Finish: QPQ corrosion resistant finish inside and out
  • Gas Block: .750
  • Gas System Length: Pistol
  • Weight: 17.25 ounces
  • M4 Barrel Extension
  • Hp and MPI Tested

Atlas R-ONE Handguard Features:

  • Full top picatinny rail for attachments
  • Quick disconnect sling socket
  • Compatible with low profile gas blocks
  • 1.3 inch inside diameter
  • 1.5 inch outside diameter
  • Compatible with mil-spec AR 15 upper receivers and barrels

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