This is a Sig Sauer model 1911 GSR semi-automatic single action pistol in .45 ACP caliber. It has a 4" barrel, stainless steel slide, 3-dot fixed sights, aluminum frame, checkered frontstrap, solid aluminum trigger, Commander hammer, high-ride beavertail grip safety, G10 grips, and 7-round magazine capacity. This pistol has some minor finish wear and scratches. The bore is clean, and bright. It comes in a Sig Sauer plastic hardcase with 3 magazines, and two pairs of grips.