AERO M4E1 COMPLETE UPPER (5.56MM) 18" THREADED BARREL WITH R-ONE HANDGUARD (BLACK)

Aero M4E1 Upper

The Aero Precision AR-15 barreled upper receiver is built around the M4E1 Threaded upper receiver designed for use with standard barrel nut setups. The receiver is forged from 7075-T6 aluminum and precision machined to M4E1 specs to ensure proper fit with Mil-Spec and aftermarket parts. It is matte black hardcoat anodized and features laser engraved T-marks. This 18” 5.56 barreled upper comes with the Atlas R-One M-LOK free float handguard with a full length picatinny top rail and a slim 1.3" inner diameter.

Details and Features:

• Caliber: 5.56 NATO
• Barrel Length: 18 Inches
• Barrel Material: 41V50 Chrome Moly Vanadium Steel
• Gas System Length: Rifle
• Handguard: 15 inch Aero Precision ATLAS R-ONE M-LOK Rail
• Muzzle Device: A2 Flash Hider
• Thread Pattern: 1/2x28 tpi
• Twist Rate: 1:7

Does Not Come with with Charging Handle

Brand: Aero Precision - SKU: - Model: M4E1 - UPC: 840014602087

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