This new Walther P22 pistol fires the .22lr round. It has a 4" threaded barrel with an overall matte black finish. This semi-auto tactical pistol has an ambidextrous safety, adjustable rear sights, a Hi-Vis fiber optic front sight, an ambidextrous magazine release, and an under barrel rail. It comes with one 10 round magazine, 2 backstraps, extra front sights, hard case, thread protector, and lock. With this tactical design, you do not need an adaptor to install a silencer to this pistol.