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9 de mar. de 2022 · The .22 WMR achieves its velocity gain over the .22 LR via a case .457 inches longer, but also a body 0.024 inches wider. Roughly 5 to perhaps 7 grains of extremely fine smokeless ball powder are loaded in the .22 Mag.
- 22 Rimfires
Many gravitate to Volquartsen rifles because they produce...
- 22 Rimfires
The .22 WMR (.22 Magnum) By Chuck Hawks. Illustration courtesy of CCI. Winchester introduced the .22 Winchester Magnum Rimfire (WMR) in the 1950's. It was the first new .22 rimfire cartridge in decades. Its long case contains a lot more powder than the Long Rifle, and the cartridge operates just about at the pressure limit for rimfire ammunition.
The .22 WMR case is a lengthened version of the older .22 WRF and both of these cartridges have the bullet seated within the case, instead of using a heeled bullet as in the .22 LR.
23 de feb. de 2022 · There are variants in .22 LR loads, with subsonic variants, and some higher velocity offerings, including the famous CCI Stinger, which uses a 32-grain bullet and an elongated case to attain a muzzle velocity of 1640 fps.
25 de nov. de 2019 · The .22 Winchester Magnum Round, which is also known as the “.22 WMR,” or “.22 Magnum” was released 75 years after the .22 LR. It has similar proportions as the Long Rifle, but the main difference is the extended case, which allows for more propellant behind a bullet that is often the same size.
15 de ago. de 2018 · The .22 Mag.'s case was considerably longer than the .613-inch .22 Long Rifle's and wider as well, so it offered a significant power upgrade. With 40-grain bullets the .22 WMR leaves a rifle barrel traveling at 1,800 fps, whereas .22 LR ammo zips along around 1,200 fps.
The .22 Winchester Magnum Rimfire (.22 WMR) was designed in 1959 by manufacturer Winchester. The parent case is the .22 Winchester Rimfire. The rifle wasnt used until late 1960 because no rifle was made to chamber the round.
