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Aero Precision M4E1 Complete Pistol Lower Receiver w/ A2 Grip & SBA3 Brace - Black

AR-15 Complete Lower Receiver

Out of stock

Also Available for In-Store Purchase Auburn, WA

FFL Required Before Shipping.
Please have your dealer email a copy of their FFL to [email protected] or fax it to 253-218-2998, referencing your name and order number.


The Aero Precision M4E1 Complete Lower Receiver with SB Tactical Stabilizing Brace is the perfect starting place for your AR pistol build. This complete lower features an M4E1 Lower and is upgraded to include an SB Tactical SBA3 Stabilizing Brace. The SBA3 is an adjustable ATF Compliant Pistol Stabilizing Brace that provides integral QD sling sockets and increased stability for your AR Pistol. 



  • M4E1 Lower Receiver
  • A2 Grip
  • SBA3 Brace
  • Lower Parts Kit
  • Carbine Receiver Extension
  • AR15 Carbine Buffer and Spring
  • These parts are installed.



  • Platform: AR15
  • Series: AR15
  • Receiver Extension: Pistol
  • Compatibility: Works with standard AR15 components and magazines
More Information
SKU APAR600134
Product Type AR-15 Complete Lower Receiver
Manufacturer Aero Precision
Color Black
Option AR-15
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