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The .40 Super (10.2x25mm) is a powerful automatic pistol cartridge developed through the collaboration of Fernando Coelho and Tom Burczynski and introduced by Triton Cartridge in 1996. It delivers ballistics comparable to the .41 Magnum revolver cartridge, yet functions in standard 1911s and other full-size pistols.
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 ...
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The .22 Spitfire is an American wildcat rifle cartridge developed by Col. Melvin M. Johnson. It was originally named the MMJ 5.7mm [ 1 ] by its designer and is also known in the U.S. as the 5.7mm Johnson , the Johnson MMJ 5.7mm Spitfire , and the .22 Johnson , (or 5.7×33mm internationally).
Manufacturers such as Heckler & Koch GmbH currently offer pistols rated to fire .45 Super "out of the box". [6] The Smith & Wesson Model 4506 and other models in the third generation 4500 series leave the factory with springs for the .45ACP, but feature full support for the .45 Super load when upgraded with a stronger spring. Although they will ...
Mar. 12—COLUMBUS — One week after the first "super load" headed out from Adams County, an identical second is due to follow the same route next week. The Ohio Department of Transportation and ...
Competitors in the late 1980s and early 1990s who were using the 9×25mm Dillon used the additional powder available over .38 Super to produce more gas in the compensator, or muzzle brake, to make pistols shoot with as little muzzle rise as possible to allow faster follow-up shots on target. A muzzle brake works by diverting gases ...
Mar. 7—The Ohio Department of Transportation says the first super load has left West Portsmouth at 8:30 a.m. this morning. It is travelling on U.S. 23 at approximately 10 miles per hour. It is ...