Grand Power's K22S is designed for training and hobby shooting. It features a CNC machined steel chassis with no MIM or cast components. The frame has ambidextrous controls, a smooth, crisp double/single action trigger, and modular replaceable backstraps. Its slide features deep front and rear slide serrations for a better grip.This model has a threaded rifled barrel, scalloped slide to reduce weight, fiber optic front and steel adjustable rear sights, and a Picatinny rail MIL-STD-1913.