These parts are antique being manufactured somewhere between 1858 and the early 1860s. All parts function perfectly especially when meshed together. All the parts have matching numbers and originally went with each other from day one. Caliber appears to be a tad larger than. 45 acp fits but not snug as it wobbles around a bit in the cylinder.The item "Antique Civil War Era Revolving Rifle Parts Colt Remington 1855 1858" is in sale since Monday, July 16, 2018. This item is in the category "Collectibles\Militaria\Civil War (1861-65)\Reenactment & Reproductions\Photographs". The seller is "dub-x" and is located in State College, Pennsylvania. This item can be shipped to United States, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, South Korea, Indonesia, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Israel, Mexico, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Bahrain, Croatia, Malaysia, Panama, Jamaica, China.