.22 caliber, or 5.6 mm, refers to a common firearms bore diameter of 0.22 inch (5.6 mm) in both rimfire and centerfire cartridges.

177 caliber · 22 Accelerator · 22 Winchester Automatic

22LR or 5.6×15mmR, is a long-established variety of .22 caliber rimfire ammunition originating from the United States. It is used in a wide range of firearms ...

22 caliber · Plinking · Cadet rifle · Heeled bullet

The .22 Long is a variety of .22 caliber (5.6 mm) rimfire ammunition. The .22 Long is the second-oldest of the surviving rimfire cartridges, dating back to ...

22 MRF, or .22 Mag, is a rimfire cartridge. Originally loaded with a bullet weight of 40 grains (2.6 g) delivering velocities in the 2,000 feet per second ( ...

22 Winchester Rimfire · Savage Model 24 · EDDA submachine gun

.22 Short is a variety of .22 caliber (5.6 mm) rimfire ammunition. Developed in 1857 for the first Smith & Wesson revolver, the .22 rimfire was the first ...

The Ruger Standard Model is a rimfire semi-automatic pistol introduced in 1949 as the first product manufactured by Sturm, Ruger & Co., and was the founding ...

List of rifle cartridges, by primer type, calibre and name. From left to right: 1 .17 Hornady Mach 2, 2 .17 Hornady Magnum Rimfire, 3 .22 Long Rifle, ...

243 Winchester · 223 WSSM · 25-06 Remington · 270 Winchester

22-caliber rifle). I. IOF .22 sporting rifle. M. Marlin Levermatic · Marlin Model 20 · Marlin Model 780 · Marlin Model Golden 39A · Marlin Model XT-22. N. No.8 ...