The Classic American Pump Pistol. The .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 1377C 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. Pump Action Can Shoot Up To 600 FPS |