Colt Army Model 1860
Overview
 
The Colt Army Model 1860 is a muzzle-loaded cap & ball
Caplock mechanism
The caplock mechanism or "percussion" lock was the successor of the flintlock mechanism in firearm technology, and used a percussion cap struck by the hammer to set off the main charge, rather than using a piece of flint to strike a steel frizzen....

 .44-caliber revolver
Revolver
A revolver is a repeating firearm that has a cylinder containing multiple chambers and at least one barrel for firing. The first revolver ever made was built by Elisha Collier in 1818. The percussion cap revolver was invented by Samuel Colt in 1836. This weapon became known as the Colt Paterson...

 used during the American Civil War
American Civil War
The American Civil War was a civil war fought in the United States of America. In response to the election of Abraham Lincoln as President of the United States, 11 southern slave states declared their secession from the United States and formed the Confederate States of America ; the other 25...

, made by Colt's Manufacturing Company
Colt's Manufacturing Company
Colt's Manufacturing Company is a United States firearms manufacturer, whose first predecessor corporation was founded in 1836 by Sam Colt. Colt is best known for the engineering, production, and marketing of firearms over the later half of the 19th and the 20th century...

. It was used as a side arm
Side arm
A side arm is a weapon, usually a pistol but can be a dagger, as used in pre-modern times, which is worn on the body in a holster to permit immediate access and use. A side arm is typically required equipment for military personnel and sometimes carried by law enforcement personnel...

 by cavalry, infantry, artillery troops, and naval forces.

The Colt 1860 Army uses the same size frame as the .36 caliber 1851 Navy revolver
Colt 1851 Navy Revolver
The Colt Revolving Belt Pistol of Naval Caliber , later known as the Colt 1851 Navy or Navy Revolver, is a cap and ball revolver. It was designed by Samuel Colt between 1847 and 1850. It remained in production until 1873, when revolvers using fixed metallic cartridges came into widespread use...

. The frame is relieved to allow the use of a rebated cylinder that enables the Army to be chambered in .44 caliber. Also, the barrel on the 1860 Army has a forcing cone that is visibly shorter than that of the 1851 Navy, allowing the Army revolver to have a longer cylinder.
 
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