Air Pistol HW 45 STL: One of the most powerful air pistols on the market. Its modern and compact design relates to one of the famous service pistols in the world. You can choose between two velocities without pumping etc., with spring piston system. Precision adjustable two stage trigger, micrometer rear sight adjustable for windage and elevation with fiber optic, dovetail rail to accept scope, checkered walnut grips, abidextrous.