Aero Precision

The Aero Precision M4E1 Threaded Upper Receiver stands apart from standard MIL-SPEC upper receivers, featuring an angular machined design. With the same enhanced body profile as the Aero M4E1 Enhanced Upper Receiver, this upper is threaded to accept a standard AR-15 barrel nut. Forged from 7075-T6 aluminum and precision machined to work with all Mil-Spec AR-15 parts.

NOTE: Port door and forward assist not included.

Features:

• Picatinny profile blends seamlessly with Aero Enhanced and ATLAS series handguards
• M4 Feedramps
• .250 takedown pin holes
• Machined from 7075-T6 forged aluminum
• Flat Dark Earth Cerakote finish
• Compatible with standard AR-15/M16 components
• Barrel nut torque - 50 ft-lbs
• Weight: 6.9 oz

The M4E1 Threaded Upper Receiver is designed to pair perfectly with the Aero M4E1 Lower Receiver, offering a billet look without the billet price.

Aero Precision is known for superior engineering and machining. They push the boundaries of manufacturing and challenge the status quo by constantly looking for new ways to develop and evolve.