PISTOL: COLT FIREARMS MODEL MKIV/SERIES 70 GOVERNMENT MODEL, SERIAL NUMBER 98558B70, SEMI - AUTOMATIC, 45 ACP (45 AUTO), BLUE, YES - INCLUDES ORIGINAL BOX AND PAPERS, 5" Notes: Colt MK IV Series 70 Government 45ACP Pistol - 5" Barrel, Blue/Wood, 7+1 Rounds The Colt MK IV Series 70 Government is a classic .45 ACP semi-automatic pistol that carries the heritage of Colt's iconic 1911 design. Known for its traditional styling, steel construction, and familiar single-action operation, the Series 70 offers the timeless look and feel sought after by 1911 enthusiasts and collectors. Chambered in .45 ACP, it combines classic Colt craftsmanship with the proven Government-size configuration. The MK IV Series 70 makes an excellent addition to a collection or for enthusiasts who appreciate the history and enduring design of the 1911 platform.