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The Aero Precision M4E1 Enhanced 7.5in 5.56 Pistol Length Quantum Handguard Complete Upper Receiver is Forged from 7075 T6 aluminum and features a 7.5" Chrome Moly Vanadium barrel. The overall length of the upper is not provided by the manufacturer. I would recommend contacting them directly for more information.
Great receiver the older gen MBUS flip up front sight is not compatible no issues with the rear recommend the newer MBUS front sight. Other than that I’ve put about 200 rounds through it so far I’ve had no issues with this upper receiver so far.
I received this right away after ordering which surprised me. The quality is astounding. Aero precision makes great parts. It comes unlubed for those that don’t know. The hand guard feels like grabbing a 12oz can. The front picatiny rail is a little ...
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Very tight tolerances and FDE finish matches magpul furniture, love it made for such a great AR pistol its my baby.
Aero precision are always high quality components. Optics plant offered a great discount on the price 30$ off 300$ purchase
First AR pistol I built with upper and it’s worked phenomenal. Can’t wait to build a long rifle.I got the desert color and I love it. Super light weight and feels good in the hands. May upgrade the trigger later on but I see no problem with the one i...
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Product Info for Aero Precision M4E1 Enhanced 7.5in 5.56 Pistol Length Quantum Handguard Complete Upper Receiver with Flash Hider
Quickly build a better rifle with the high-quality parts and accessories found in this Aero PrecisionM4E1 Enhanced 7.5in 5.56 Pistol Length Quantum Handguard Complete Upper Receiver. Aero Precision built these AR15 Upper Receivers to M4E1 specs, and the upper includes the Quantum Handguard as well as a handguard mounting platform that's forged into the upper receiver. Also, this Aero Precision M4E1 Enhanced Assembled Upper Receiver comes with a forward assist, port door, and a forward assist. Customize your weapon with the barrel, handguard, and gas block components included with this Aero Precision M4E1 Enhanced 7.5in Pistol Length Quantum Handguard Complete Upper Receiver Package.
Features of Aero Precision M4E1 Enhanced 7.5in 5.56 Pistol Length Quantum Handguard Complete Upper Receiver with Flash Hider
M4E1 Upper Features:
Forged from 7075 T6 aluminum
Precision machined to M4E1 specs
M4 feedramps
Matte black hard coat anodized Mil 8625 Type 3 Class 2
Laser engraved T-marks (Anodized only)
Comes assembled
with port door and forward assist installed
Accepts standard AR15/M16 components
Handguard mounting platform is forged into the receiver
Works with Aero Precision handguards but also fits most BAR-system handguards
Barrel nut and wrench are included
Quantum Handguard Features:
1pc free float design
Removable 4-slot picatinny rail section for front sight
Built in anti-rotation tabs
1.78in inside diameter fits most muzzle devices and 1.5in suppressors
Compatible with low profile gas blocks
7.5in 5.56 Pistol Length Barrel Features:
Chamber: 5.56
Length: 7.5in
Twist: 1 in 7
Threading: 1/2inx28
Material: Chrome Moly Vanadium
Finish: QPQ corrosion resistant finish both inside and out
Gas Block: .750
Gas System Length: Pistol
Weight: 17.25oz
M4 Barrel Extension
HP and MPI Tested
Included Accessories:
M4E1 Enhanced Assembled Upper Receiver
Quantum Handguard of choice
7.5in 5.56 Pistol Length CMV Barrel
Low Profile Gas Block and Pistol Length Gas Tube
Product comes assembled
This complete upper does not include BCG or Charging Handle
These products may be selected as add-ons under the FINISH YOUR BUILD tab
The muzzle brake that comes with this complete upper receiver is NOT pinned nor welded to this barrel
Per the National Firearms Act
the muzzle brake MUST be pinned and welded to achieve the necessary 16in as defined by the ATF for a rifle build.
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