The Calculated Kinetics CALK DT PLT SPRGFLD ECHELON TO EPS adds a cutting-edge optics mounting solution to the Echelon family, a modular, striker-fired duty pistol platform that combines a durable stainless steel chassis with an innovative optics system to deliver reliable performance in demanding conditions. This optic plate, finished in a robust black anodized coating, is designed specifically for the RMSc footprint and engineered to accommodate Holosun EPS sights, enabling rapid target acquisition and clean mounting without altering the firearms balance. Built to endure rigorous field use, the Echelons forward-thinking design emphasizes superior ergonomics and modular adaptability, ensuring a secure interface between the pistol frame and optic plate while preserving holster compatibility and mechanical integrity. Included in the package are the necessary hardware, Torx bit, Vibratite, and install card, supporting a streamlined installation that preserves accuracy and repeatability. Ideal for law enforcement, tactical professionals, and serious enthusiasts who demand an advanced optic-ready platform, this plate enables quick optic changes and dependable performance, reinforcing the Echelons position at the forefront of modern duty pistols with true, purpose-built functionality.