Aero Precision M4E1 Stripped Lower Receiver AR-15 Platform 223 Remington/5.56 NATO

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Product Overview

The M4E1 Lower Receiver delivers billet aesthetics in a forged package. It is machined from 7075-T6 aluminum and compatible with all mil-spec AR15 parts. It features an integrated trigger guard, upper tension screw, and an increased magwell flare to aid in quick and efficient magazine changes. Included is a nylon tipped tensioning set screw and threaded bolt catch pin. Rear takedown pin detent hole is threaded for a 4-40 set screw. Threaded Bolt Catch Roll Pin (Included).


Brand Aero Precision
Category Lowers
Caliber 223 Rem,5.56 NATO
Model M4E1
Series Stripped Lower Receiver
Type Lower Receiver
Finish Black Hardcoat Anodized
Material 7075 Aluminum
Gun Model AR-15
Gun Type AR Platform
Trigger None

8.61 oz


California Residents:
 WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to


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