The Guntec USA GT-UPPER-9-GREY AR-15 9mm Dedicated Stripped Billet Upper Receiver is engineered for precision and performance, offering a sleek anodized grey finish that enhances both aesthetics and durability. This upper receiver is purpose-built for 9mm builds, ensuring compatibility and reliability. Crafted from high-quality billet aluminum, it delivers exceptional strength while maintaining a lightweight profile for agile handling. Compatible with standard AR-15 lower receivers Anodized grey finish for enhanced corrosion resistance Precision machined for perfect fit and function Lightweight yet robust construction Elevate your firearm customization with this premium upper receiver from Guntec USA.