Aero Precision APAR600120: 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® Grip and PRS® Gen3 Precision Adjustable Stock.
Includes:
M4E1 Stripped Lower Receiver
MOE® Grip
PRS® Gen3 Precision Adjustable Stock
Lower Parts Kit
Rifle Receiver Extension
AR15 Rifle Buffer and Spring
These parts are installed
Aero Precision's 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.