This is a .45 caliber, 7 1/2 inch barrel. The barrel is marked on the left side with "Trans Alaska Pipeline Milepost 508 of 801." The top of the barrel is marked with "COLT'S PT. FA MFG. Co Hartford Ct. U.S.A." the right hand side is marked with "COLT SINGLE ACTION ARMY .45." This barel is new unfired and in perfect condition.
Discuss With Seller