AR9 80% Lower Fire/Safe Marked – 9mm – Billet

A new AR9 80% Lower Receiver tailored for 9mm rounds
This AR9 80% lower receiver is machined from 6061-T6 billet aluminum using CNC for a precision cut design. It features Type III hardcoat anodizing and enlarged mag well ramps for quick and easy reloads. Compatible with GLOCK® OEM and Elite Tactical Systems magazines.
AR-9 80% Lower Specifcations
Compatibility: 9mm Parabellum
Construction: Billet 6061-T6 Aluminum
Finish: Type III Hardcoat Anodizing
Color: Matte Black
Fitment: 100% Mil-Spec
Fire/Safe Engraving: Yes
Features: Integrated trigger guard, Flared magwell, GLOCK® OEM magazine compatibility
100% Made in The USA
Assembling Your 80% Lower
Once your lower is fabricated, it’s time to assemble it. You’ll need the following components:
Lower Parts Kit*
Buffer Tube Kit
Upper Assembly
*Although made to chamber 9mm, this lower still uses a standard AR-15 (5.56/.223) lower parts kit and standard AR-15 buffer tube.
Need Help Building? Read Our Guides
Follow our step-by-step picture guide to install your lower parts kit and buffer.
Not sure which parts to pick? Read our Ultimate Guide on How to Build an AR-15.
New to building custom guns? Read our FAQ: What Is An 80% Lower?
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