Aero Precision M4E1-E Complete Upper 300BLK 12"

Product Features & Specifications

Includes:

M4E1 Enhanced Assembled Upper Receiver

Enhanced Handguard of choice

16" 5.56 CMV Barrel

Low Profile Gas Block and Mid-Length Gas Tube

Product comes assembled

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

1.78" inside diameter fits most muzzle devices and 1.5" suppressors

Compatible with low profile gas blocks

16" 5.56 Mid-Length Barrel Features:

5.56 NATO 16" 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

SKU APAR640114M14

UPC 840014604036