Setting 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. Engineered with superior ergonomics and built to withstand the harshest conditions the 15-round Echelon 4.5 9mm pistol is configured for residents in states with magazine capacity limitations. In addition this fully ambidextrous pistol employs a revolutionary optics mounting system that allows for unparalleled adaptability with a broad range of optics. – Caliber 9mm – Color Black – Barrel 4.5 Hammer Forged Steel Melonite® Finish 1:10 – Slide Billet Machined Melonite® Finish Optics Ready – Frame Black Polymer – Sights Tritium / Luminescent Front Tactical Rack U-Dot Rear – Recoil System Captive – Grip Width 1.2 – Magazines (2) 15-Round – Weight 23.9 oz – Length 8 – Height 5.5