Aero Precision M4E1 Pro Complete Lower Receiver

Aero Precision M4E1 Pro Complete Lower Receiver

The M4E1 Pro represents a thoughtful evolution in lower receiver design, combining proven ergonomics with practical refinements for the modern rifle builder.

Key Features

• Complete Assembly: Arrives fully assembled and ready to pair with your upper receiver
• Magpul MOE Grip: Textured, comfortable grip angle optimized for tactical and sport shooting
• SL Carbine Stock: Lightweight, adjustable stock for proper cheek weld and length-of-pull customization
• Black Anodized Finish: Durable, corrosion-resistant coating
• M4E1 Compatible: Works seamlessly with M4E1 upper receivers and standard AR15 components
• Standard Magazine Compatibility: Accepts all common AR15 magazines

Design Philosophy

Aero Precision has engineered this lower with attention to the details that matter in the field. The M4E1 platform offers a refined approach to the modern sporting rifle, balancing simplicity with capability. Whether you're building your first AR or adding to an established collection, this complete lower provides a solid foundation.

What You Get

A fully functional lower receiver assembly that requires only a compatible upper receiver and ammunition to be ready for the range or field. The included furniture is quality-grade and field-proven.