Description

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This Complete Upper includes our 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.

Specifications for Aero Precision M4E1 Enhanced 16in 5.56 Mid-Length Barrel Quantum Handguard Complete Upper Receiver:
Barrel Length: 16 in
Caliber: 5.56 NATO
Finish: Anodized
Gun Type: AR-15
Twist: 1-7
Features of Aero Precision M4E1 Enhanced 16in 5.56 Mid-Length Barrel Quantum Handguard Complete Upper Receiver:
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
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 wrench is 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
16in 5.56 Mid-Length Barrel Features:
5.56 NATO 16in Midlength
1/7 twist
4150 CrMoV
QPQ
gas port drilled
.750 gas block journal
Mid-length gas system
.0785 gas port
M4 Feed Ramp Extension
HP and MPI tested
Standard A2 flash hider
Included Accessories:
M4E1 Enhanced Assembled Upper Receiver
Enhanced Handguard of choice
16in 5.56 CMV Barrel
Low Profile Gas Block and Mid-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
Color: Black Handguard Length: 12 in Additional Features: Quantum KeyMod Handguard
Code: 29D-UFH-M4E1E55616MLBQ-APAR640004P7
MPN: APAR640004P7

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