Description
Take your custom 9mm build to the next level with the AR9 80% Lower Receiver. This Fire/Safe marked billet blank is the ultimate starting point for the hands-on builder who demands precision and personalization. Crafted from a solid block of 6061-T6 aluminum and finished in a durable matte black, this receiver is engineered specifically for the robust performance of the 9mm Luger cartridge, providing a rock-solid foundation for your most reliable pistol-caliber carbine or AR-style pistol.
More than just a part, this 80% lower is a project that embodies the spirit of craftsmanship. The integrated Fire/Safe markings add a professional, factory-style touch right out of the box, saving you a step in the finishing process. Its billet construction offers superior strength and a premium feel compared to forged alternatives, with meticulous machining that ensures clean lines and perfect fitment with your chosen jig and parts kit. Building from an 80% lower allows you to create a firearm that is uniquely yours, from the serialization to the final assembly, all while gaining an intimate understanding of your platform’s mechanics.
- Brand & Model: AR9 80% Lower Receiver, Fire/Safe Marked
- Caliber: Specifically designed for 9mm Parabellum/Luger
- Material: Machined from 6061-T6 Billet Aluminum
- Finish: Sleek, Non-Reflective Matte Black
- Status: 80% Lower (Requires Machining to Complete)
- Feature: Integrated Fire and Safe Selector Markings
Ready to begin your build? Add the premium AR9 80% Billet Lower to your cart now and start the journey of creating a custom 9mm firearm that reflects your dedication to quality and craftsmanship.

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