Umarex 2252635 Hammer PCP .50 Cal 2 Shot Black Barrel & Receiver, OD Green Fixed Synthetic Stock, AR Magpul Style GripThe Umarex Hammer has a multitude of useful and user friendly features that both hunters and shooters appreciate. In addition to being a powerful airgun delivering three regulated, full power shots, its big bore air rifle offers multiple shots from its chamber magazine. Unique to the Hammer is the utilization of two safeties, a magazine lockout that prevents it from discharging without a magazine inserted, and a trigger block safety. There are three