Colt MK/IV Series '70 Gold Cup, .45 acp cal. auto target pistol. Serial #70N06051, mfg. 1971. Very good condition. Appears to be a Gold Cup that has been resprung so it can fire hard ball, extended slide release lever, wide beavertail grip safety, Pac wraparound checkered soft rubber grips and Wilson Combat bumpered competition magazine. All of the Gold Cup National Match markings are correct on the slide for this 1971 beauty! 95% blue. Adjustable rear target sights. Adjustable trigger. Blade target front Gold Cup right. Ready for any event now! C&R OK. Gunrunner West item.