.22 Long Rifle



The .22 Long Rifle (metric designation - 5.5x15R), known simply as the .22LR, is a rimfire cartridge, and the the most commonly produced rifle cartridge in the world today; and many rifles, pistols, and revolvers have been chambered in this cartridge. It was formed in 1897 by J. Stevens Arm and Tool Company by combining the case of the .22 Long, with the bullet of the .22 Extra Long.

Firearms
Below is a list of firearms chambered in .22LR. It is by no means complete and there is always more to be added.
 * Ruger 10/22
 * Ruger 22/45 Rimfire Pistol
 * Ruger 77/22 Rotary Magazine Rifle
 * Ruger American Rimfire
 * Ruger Bearcat Single-Action Revolver
 * Ruger LCR Double-Action Revolver
 * Ruger Mark III Rimfire Pistol
 * Ruger Single-Six Single-Action Revolver
 * Ruger SP101 Double-Action Revolver
 * Ruger SR22 Autoloading Pistol
 * Ruger SR-22 Autoloading Rifle