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The .22 Winchester Magnum Rimfire, also known as the .22 WMR, .22 Magnum, .22 WMRF, .22 MRF, [2] 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 (610 m/s) range from a rifle barrel, .22 WMR is now loaded with bullet weights ranging from 50 grains (3.2 g) at 1,530 feet per second (470 m/s) to 30 ...
Introduced in the Winchester M1890 slide rifle, it had a flat-nose slug, and is identical to the .22 Remington Special (which differed only in having a roundnosed slug). [2] It uses a flat-based, inside-lubricated bullet, which differs from the outside-lube heeled bullet of the .22 Short, .22 Long, .22 Long Rifle, and .22 Extra Long cartridges.
5mm Remington Rimfire Magnum (5 mm RFM): a .20 caliber rimfire cartridge that is based on the .22 Winchester Magnum Rimfire case, it has greater muzzle energy, longer range, and a flatter trajectory over many of the other rimfire cartridges, uncommon but still available.
The most common rimfire cartridges are chambered for .17 caliber and .22 caliber. The bullet diameter for .17 caliber firearms generally measure .172 inch (4.37 mm), while the bullet diameter for .22 caliber firearms generally measure .222 inch (5.64 mm).
Below is a list of rimmed cartridges (R).Although similar, it must be noted that rimmed cartridges differ from rimfire cartridges ().A rimmed cartridge is a cartridge with a rim, whose primer is located in the center of the case head; the primer is detonated by the firing pin striking that center location.
In North America, garden guns are usually chambered for .22 Rimfire and the most common cartridge is a .22 Long Rifle or .22 Winchester Magnum Rimfire loaded with No. 12 shot. From a standard rifle, these cartridges can produce effective patterns only to a distance of about 3 m (9.8 ft), but in a smooth bore garden gun, this can extend as far ...
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5mm Remington Rimfire Magnum; 6mm Flobert; 9mm Flobert; 12.17×42mm RF.17 HM2.17 HMR.17 Winchester Super Magnum.22 BB.22 CB.22 extra long.22 long.22 long rifle.22 Remington Automatic.22 short.22 Winchester Automatic.22 Winchester Rimfire.22 Winchester Magnum Rimfire.25 Short.25 Stevens.25 Stevens Short.32 rimfire.38 rimfire.41 rimfire.41 Short ...