9mm Lower Parts

Elevate your AR-9 build with our comprehensive selection of precision-engineered lower parts. Designed to exacting specifications, our AR-9 lower parts are crafted for seamless compatibility and exceptional performance. From essential components like parts kits and triggers to ergonomic enhancements such as pistol grips and trigger guards, our collection empowers you to customize your AR-9 to your exact preferences. Whether you're upgrading an existing firearm or embarking on a new build, trust in our premium AR-9 lower parts to deliver reliability, functionality, and the perfect fit for your project.