Aero Precision M4E1 Stripped Lower Receiver 5.56 NATO

The Aero Precision M4E1 Stripped Lower Receiver 5.56 NATO is ideal for enthusiasts building a unique custom AR rifle. Made from aerospace grade 7075-T6 aluminum, this stripped lower receiver is engineered for superior strength and durability. It features a flared magwell with internal machining that makes it easier to insert magazines quickly and efficiently.

The threaded bolt catch roll pin ensures easy installation of the bolt catch and secure fitting of the trigger. It also comes with an integral trigger guard and enlarged trigger guard opening that easily accommodates most gloved hands while providing ample room for traditional finger placement.

Additional Features:

• Crafted from 7075-T6 aluminum forging, the Aero Precision M4E1 Stripped Lower Receiver is a rugged and reliable foundation for your custom AR-15 build.
• The M4E1 offers enhanced aesthetics and ergonomics with its integrated upper receiver and handguard.
• Features a threaded bolt catch roll pin, enlarged trigger guard, and three integral snag-free QD sling swivel sockets.
• Compatible with standard AR-15 components and magazines.
• Finished in a mil-spec hard coat anodized black for superior durability and corrosion resistance against the elements.
• Machined to military specifications with tight tolerances for improved accuracy, consistent performance, and reduced group sizes.
• With a 5.56 NATO chambering, the Aero Precision M4E1 is ready to accept standard .223 Remington cartridges and military surplus 5.56x45mm ammunition.

Specifications

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