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That is correct, this barrel is threaded to 1/2x28 and the flash hider can be removed with an armorers wrench.
• Aero Precision M5 .308 Enhanced Pistol Buffer Kit
by
Aero Precision USA,
Manufacturer,
February 25, 2022
Aero Precision M4E1 18in 5.56 Enhanced Complete Upper Receiver with Flash Hider has been discontinued by Aero Precision and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the Gun Parts, AR 15 Parts, Rifle Parts, AR15 Upper Receivers yourself to try and find the perfect replacement for you!
ATTENTION! We currently do not ship this product to AK, CA, HI, IL, NY, WA, P.O. Boxes, and U.S. Territories. Please see our policies for more information.
Product Info for Aero Precision M4E1 18in 5.56 Enhanced Complete Upper Receiver with Flash Hider
This Complete Upper includes Aero Precision's Quantum Handguard! Key features include the addition of built in anti-rotation tabs, removable 4-slot picatinny rail section for front sight and a 7 mounting surface for accessories.
Features of Aero Precision M4E1 18in 5.56 Enhanced 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
7 mounting surfaces for KeyMod accessories
1.78in inside diameter fits most muzzle devices and 1.5in suppressors
Compatible with low profile gas blocks
18in 5.56 Rifle Length Barrel Features:
5.56 Nato 18in Rifle Length Barrel
4150 CrMoV w/ QPQ finish
1/7 twist
.750 gas block journal
Rifle length gas system
M4 Feed Ramp Extension
HP and MPI tested
Standard A2 flash hider
Included Accessories:
M4E1 Enhanced Assembled Upper Receiver
Enhanced Handguard of choice
18in 5.56 Rifle Length CMV Barrel
Low Profile Gas Block and Rifle 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