Engineered with superior ergonomics and built to withstand the harshest conditions the Echelon 4.5 9mm handgun sets a new standard for modern striker-fired duty pistols. With a host of patent pending features this modular pistol is designed around a robust stainless steel chassis. In addition a revolutionary optics mounting system allows for unparalleled adaptability with a broad range of optics. Fully ambidextrous the Echelon features a U-Dot sight system for fast target acquisition and includes two magazines. - Caliber 9mm - Color Black - Barrel 4.5 Hammer Forged Steel Melonite