This is a Sig Sauer model P226 MK-25 semi-automatic double action pistol in 9mm Luger caliber. It has a 4.4" barrel, fixed 3-dot sights, light rail, serrated frontstrap, textured polymer grips, decocker, and 15-round magazine capacity. This pistol is in VERY NICE condition with a clean, bright bore. It comes in the original plastic hardcase with all papers, manual, cable lock, and 3 magazines.