The M4E1 Complete Lower Receiver is the perfect base for your custom AR15 build. This complete lower features Aero Precision’s custom designed M4E1 Lower Receiver and is upgraded to include a MOE SL Grip and MOE SL Carbine Stock.

FEATURES

• M4E1 Stripped Lower Receiver - Anodized Black
• MOE SL Grip - Black
• MOE SL Carbine Stock
• Lower Parts Kit
• Carbine Receiver Extension
• AR15 Carbine Buffer and Spring

The Aero Precision M4E1 Lower Receiver delivers billet aesthetics at a forged price. This custom designed enhanced forging is machined from 7075-T6 Aluminum and compatible with all mil-spec AR15 parts. It has been engineered with upgraded features, including a threaded bolt catch roll pin, integrated trigger guard, upper tension screw, threaded takedown pin detent recess and increased magwell flare.