The Colt Cobra is a lightweight, aluminum-framed, double-action short-barrelled revolver

Snubnosed revolver

A snubnosed revolver has a barrel length of less than three inches. It was a popular type of firearm with undercover police officers due to its compact size and ease of handling...

 chambered in .38 Special

.38 Special

The .38 Smith & Wesson Special is a rimmed, centerfire cartridge designed by Smith & Wesson. It is most commonly used in revolvers, although some semi-automatic pistols and carbines also use this round...

, .32 Colt New Police

.32 S&W Long

The .32 S&W Long is a straight-walled, centerfire, rimmed handgun cartridge, based on the earlier .32 S&W cartridge. It was introduced in 1896 for Smith & Wesson's first-model Hand Ejector revolver...

, and .22 LR. It holds six shots of ammunition and was sold by Colt

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...

 from 1950 until 1981.
The Cobra was made in two models: The First Model, made from 1950-1971 and weighing 15 ounces unloaded with 2-inch barrel, and an improved Second Model, made from 1972 onwards, recognizable by its shrouded ejector rod, with an unloaded weight of 16 ounces.