The HK® USP45 .45 ACP 12-Round Magazine with Finger Rest is a genuine HK centerfire pistol magazine, designed to deliver reliable firepower in personal defense and target shooting applications. Trusted by civilian and government shooters alike, this genuine HK factory pistol magazine features a durable, nitride-coated stainless steel body for lasting corrosion resistance and reliability. The steel internal spring, coupled with the anti-tilt polymer follower, eliminates binding to ensure reliable feeding. A removable floor plate features a built-in finger rest for improved comfort and control with large or gloved hands, and allows for easy disassembly for quick maintenance in the field, while precision-engineered internal and external geometries ensure flawless fit and function for superior reliability. Plus, factory-drilled windows deliver quick round counts at a glance, making it easy to keep track of how many rounds are loaded in the magazine.