Aero Precision M4E1 AR-15, Multi-Cal Stripped Lower Receiver, Black

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. This model has a black hardcoat anodized finish.

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• Category : Lowers
• Type : Lower Receiver
• Gun Model : AR-15
• Gun Type : AR Platform
• Caliber : 223 Remington/5.56x45mm NATO
• Material : 7075 T6 Aluminum
• Finish : Black Hardcoat Anodized
• Trigger : None