The ISSC M22 Gen 2 .22 LR 10rd OR MS THD Pistol is a double action only rimfire handgun featuring a steel threaded barrel and slide and a polymer frame. The slide is serrated, and the polymer grips are textured. It also comes with a Picatinny rail. Thumb safety. ISSC M22 Gen 2 .22 LR 10rd OR MS THD Pistol - Handgun Semiauto Rmfire at Academy Sports