The PPQ Air Pistol is a pellet/ BB repeater Powered by one 12g CO2 cylinder that hides in the grip of the BB pistol. An integrated accessory rail underneath the muzzle is a great place to add a tactical flashlight or an air gun laser. The Walther PPQ CO2 pistol has a manual slide lever safety, single action trigger, and a fixed blade Front Sight: and an adjustable rear sight. This BB replica is not only a great BB gun for some fun plinking, but also makes a great target shooting and training pistol.