Prior to model designation change in 1957. this model was known as .45 Target Model of 1955. An improved version of 1950 Target .45. Features a heavier barrel 4-, 6.5- or 8-in. in length, with blued or nickel-plated finish. All target options were offered. Chambered for .45 ACP or .45 Auto-rim cartridges. Note: Add 100% premium for .45 Colt. 14 Engineering changes to date, values here apply to Model 25 and 25-1.