Brand: Aero Precision
Model: M5 Complete Lower Receiver
Platform: AR-10
Caliber: Multi Caliber
Receiver Material: 7075-T6 Aluminum
Receiver Finish: OD Green
Furniture Color: Black
Safety: 2-Position
Grip Material: Polymer
Grip Description: A2 Grip

Features

The Aero Precision M5 Carbine Complete Lower Receiver is engineered as a precision-built foundation for .308 AR platform rifles, offering dependable performance and consistent compatibility with standard AR .308 components and magazines. It features an OD Green anodized finish for enhanced durability and corrosion resistance, along with an integrated trigger guard and threaded bolt catch to simplify assembly and support customization during the build process.

Designed to serve as a robust base for hunting, competitive shooting, and long-range target applications, the M5 Carbine lower is equipped with an A2 grip and includes a complete lower parts kit, receiver extension, .308 carbine buffer, and buffer spring for a ready-to-build configuration. Aero Precision’s manufacturing standards ensure tight tolerances and reliable function, making this lower receiver a solid choice for custom AR .308 builds requiring strength, compatibility, and long-term dependability.

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Compliance

If you live in California, please read this notice before ordering.

Shipping Restrictions

It is the customer’s responsibility for understanding state laws regarding all purchases made. For a comprehensive list of all Shipping Restrictions, please refer to our Shipping Restrictions By State Page found Here.

All NFA Rules Apply

These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

Magazines will be removed from firearms when shipping to states with magazine capacity restrictions.

Must be 21 or older to purchase.

WARNING: Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).