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Aero Precision M4E1 Complete Lower Receiver w/ MOE Grip & UBR Gen 2 Stock - Black

AR-15 Complete Lower Receiver


The M4E1 Complete Lower Receiver is the perfect base for your custom AR15 build. This complete lower features our custom designed M4E1 Lower Receiver and is upgraded to include a MOE® Grip and UBR® Gen2 Collapsible Stock. 



  • M4E1 Stripped Lower Receiver
  • MOE® Grip
  • UBR® Gen2 Collapsible Stock
  • Lower Parts Kit
  • Integrated UBR Custom Receiver Extension Tube
  • AR15 Carbine Buffer and Spring
  • These parts are installed


Their 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.



  • Platform: AR15
  • Series: M4E1
  • Receiver Extension: Carbine
  • Compatibility: Works with standard AR15 components and magazines
More Information
SKU APAR600119
Product Type AR-15 Complete Lower Receiver
Manufacturer Aero Precision
Option AR-15
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