U.S. Colt Model 1860 Army Revolver - NRA Museum
https://www.nramuseum.org/guns/the-galleries/a-nation-asunder-1861-to-1865/case-16-union-pistols-and-revolvers/us-colt-model-1860-army-revolver.aspx
WebNRA Museums: U.S. Colt Model 1860 Army Revolver. Among Union forces, the Colt Model 1860 was the most commonly used revolver of the Civil War. This design was manufactured from 1860 through 1873, with over 200,000 produced. Of these, 127,156 were purchased by the U.S. government.
DA: 23 PA: 49 MOZ Rank: 60