Aero Precision EPC-9 Stripped AR-15 Lower | APAR620001AC

The Aero Precision EPC-9 is a stripped lower receiver engineered to simplify pistol-caliber AR-15 style builds while offering durable construction and user-friendly features. It is machined from 7075-T6 aluminum and finished with a black anodize for corrosion resistance and a consistent appearance. The forging incorporates functional design elements—many drawn from Aero’s M4E1 family—that reduce assembly time and increase long-term robustness.

Typical applications include pistol-caliber carbine builds for range use and competition shooting where fast reloads and reliable magazine fitment matter. The EPC-9 is intended for builders who want a purpose-built lower that accepts Glock-pattern magazines and integrates modern convenience features.

Product Specifications

• The manufacturer is Aero Precision.
• The model is EPC-9.
• The manufacturer part number is APAR620001AC.
• The product type is a Stripped lower receiver for AR-platform builds.
• The finish is Black anodized.
• The receiver is machined from 7075-T6 aluminum.
• The receiver includes a threaded bolt catch pin for easy installation.
• The design features an integrated enlarged trigger guard for increased durability.
• The receiver includes a threaded takedown pin detent recess to simplify detent installation.
• The receiver has a flared magazine well for faster reloads.
• The receiver is compatible with Glock-style magazines.
• The lower uses a standard AR-15 takedown/pivot pin lug pattern.
• The product ships with proprietary components pre-installed from the factory.
• The weight is 1.1.
• The UPC is 840014611706.

With its combination of robust 7075-T6 construction, factory-installed convenience features, and Glock-magazine compatibility, the EPC-9 lower is a practical choice for builders focused on reliable, repeatable performance in pistol-caliber AR projects. Its flared magwell and eased assembly points reduce setup time and help create a refined finished build without unnecessary complexity.