The Kahr Arms PM is a series of double-action only polymer-framed pistols. Barrels are 3 or 3.2 in length and are adorned with drift adjustable sights. The stainless steel slide is available with a stainless steel or black finish. The PMs textured polymer grips to ensure a steady grasp whenever you need this concealed carry pistol. Details This micro compact is the smallest and lightest pistol available in a serious defensive cartridge. They are ideal for concealed carry and especially nice for carry in a pants pocket. Kahrs PM4 has internal safeties and polymer frame with matte stainless steel slide.