The Classic American Pump Pistol. With a new sleek and modern design, the 0.177 caliber pneumatic air pistol features a single-action bolt design for easier cocking and loading, a rifled steel barrel for accuracy and an easy-pump forearm for variable pump power. The features fully adjustable rear peep or open sights and a fixed blade front. The variable pump power let you control the velocity for whatever shooting you are doing. Adjustable notch rear sightUp to 600 frame per second lead pellet velocityAdjustable notch rear sight