Springfield Echelon, Semi-automatic, Striker Fired, Polymer Framed Pistol, Full Size, 9MM, 4.5 Barrel, Melonite Finish, Olive Drab Green, Optics Ready Slide, Front Tritium Night Sight, Tactical Rear U-Dot, 2 Magazines, (1)-17 Round (1)-20 Round Magazine EC9459G-U The Echelon from Springfield Armory sets a standard for modern, striker-fired duty pistols. With a host of patent pending features, this modular and highly adaptable handgun is designed around a robust stainless steel chassis and revolutionary optics mounting system. Engineered with superior ergonomics and built to withstand the harshest conditions, the Echelon takes its rightful place at the front of the pack. The Echelon from Springfield Armory - Unparalleled.