Technical Specifications

Type	Service revolver
Country of origin	United States
Manufacturer	Colt's Patent Firearms Manufacturing Company
Designer	William Mason and Charles Brinckerhoff Richards
Designed	1872
Produced	1873–1941 · 1956–1974 · 1976–1982 · 1994–present
In service	1873–1945
Used by	United States · Canada · Native Americans · Mexico · Ireland · United Kingdom · South Africa · Australia · Emirate of Afghanistan
No. built	457,000+
Weight	2.31 lbs (1.048 kg; with in. barrel)
Length	10.25 in. (260 mm, with in. barrel) · 11 in. (279 mm, with in. barrel) · 13 in. (330 mm, with in. barrel)
Cartridge	.45 Colt · .44-40 WCF · .38-40 WCF · .32-20 WCF · .38 Long Colt · .22 Long Rifle · .38 Special · .45 ACP · .357 Magnum · .44 Special · Numerous other calibers
Action	Single-action revolver
Feed	6-round cylinder