Although this rifle is quite similar in appearance and finish to 1st Model, there are some notable differences. Features a walnut fore-end that protrudes halfway down the barrel. Two types of trigger guards—a short projectionless one or a long model, with a graceful scroll. There is a 6-shot model chambered for .36- or .44-caliber or 5-shot model chambered for .56-caliber. Cylinder is fully fluted. Markings are "Colt's Pt/1856" and "Address Col. Colt/Hartford Ct. U.S.A." Approximately 1,500 manufactured between 1857 and 1864.