The Battle Arms Development BAD XIPHOS 9MM STPD UPPER RECEIVER is a precision-built upper designed for 9mm Luger versatility, offering a stripped, billet 7075-T6 aluminum construction with a durable anodized black finish for reliable performance in pistol-caliber carbine builds. This XIPHOS Upper Receiver embodies BAD's commitment to rugged, aerospace-grade machining, delivering tight tolerances and a clean, lightweight profile that pairs seamlessly with compatible components to create a fast-handling PCC platform. Its billet aluminum design provides the strength to handle high-cycle use while maintaining a sleek, low-profile silhouette ideal for streamlined upper assemblies. Built to integrate smoothly with existing AR-style configurations, the upper enables proven handling characteristics, consistent cycling, and straightforward installability, making it an excellent choice for shooters seeking a versatile, corrosion-resistant upgrade or a dedicated 9mm upper for competition, plinking, or home defense setups. With Battle Arms Developments legacy of reliability and performance, this upper delivers a secure fit, good heat management, and the confidence to push your 9mm platform to its full potential in a variety of shooting scenarios.