Single shot air pistol with a detachable cylinder for compressed air up to 250 bar. The conical bolt provides secured locking of the chamber and consistent air discharge. Caliber 4.5 mm,(.177), developed for the sole use of compressed air, with the airpressure regulator inside of the pistol frame. The pistol has fully adjustable, two-stage trigger and an easily accessible switch for Dry Fire. The light weight parts of the improved trigger mechanism ensure a fast lock time. Anatomical, adjustable walnut grip, available in various sizes. Custom grips or a copy of an already personalized anatomical grip can be made upon special request in our factory. Reliable, side visible pressure gauge to monitor the remaining air in the cylinder. Fully adjustable rear sight, variable width of the notch, and adjustable sight radius. Sophisticated compensator reflects years of research and experience. All these innovative designs, in conjunction with the perforated barrel guarantees this air pistols consistency, precision and excellent stability when shooting.