Aero Precision M4E1 Assembled AR-15 Upper Receiver- FDE

The Aero Precision M4E1 Assembled AR-15 Upper Receiver in Flat Dark Earth (FDE) offers custom billet-like aesthetics in a forged aluminum package. Machined from high-grade 7075-T6 aluminum, this upper receiver provides enhanced strength, clean lines, and seamless compatibility with all standard Mil-Spec AR-15 components.

Designed to streamline your custom AR-15 build, the M4E1 upper receiver features pre-installed dust cover and forward assist assemblies. It utilizes a threaded forward assist roll pin for easier installation and maintenance. Engineered with M4 feedramps to ensure reliable cycling, this receiver is finished in a durable, corrosion-resistant Cerakote Flat Dark Earth finish, making it the ideal foundation for modern, high-performance rifle builds.

Key Features & Specifications:

• Billet-Style Forging: Crafted from 7075-T6 forged aluminum with clean, modern lines for an upgraded custom appearance.
• Pre-Assembled Convenience: Comes standard with pre-installed forward assist and port door cover.
• Threaded Forward Assist Roll Pin: Allows simple installation and removal without the risk of damaging the finish using a hammer and punch.
• Feed System: Features precision-machined M4 feedramps for optimal feeding reliability.
• Mil-Spec Compatibility: Fully compatible with standard AR-15 lower receivers, barrels, handguards, bolt carrier groups, and charging handles.
• Finish: Durable Cerakote Flat Dark Earth (FDE) finish.
• MPN: APAR700202AC