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District of Columbia v. Heller, 554 U.S. 570 (2008), is a landmark decision of the Supreme Court of the United States.It ruled that the Second Amendment to the U.S. Constitution protects an individual's right to keep and bear arms for traditionally lawful purposes such as self-defense within the home, and that the District of Columbia's handgun ban and requirement that lawfully owned rifles ...
The .458 Winchester Magnum's case was based on a .375 H&H case shortened to 2.5 in (63.5 mm) and renecked (to reduce taper) to accept a .458 in (11.63 mm) bullet. The cartridge remains the largest of the standard length magnum cartridge family released by Winchester, which includes the somewhat obsolete .264 Winchester Magnum and the popular ...
The 7mm Shooting Times Westerner, sometimes referred to as the 7mm STW, began as a wildcat rifle cartridge developed by Layne Simpson, Field Editor of Shooting Times, in 1979. [3] It is an 8mm Remington Magnum case that has been "necked down" (narrowing the case opening) by 1 mm to accept 7 mm (.284 in) bullets. [4]
The expensive individual brass cases can be reused after replacing the primer, gunpowder and projectile. Handloading reuse is an advantage for rifles using obsolete or hard-to-find centerfire cartridges such as the 6.5×54mm Mannlicher–Schönauer, or larger calibers such as the .458 Lott, for which ammunition
In the new case design, particular attention was directed toward thickening and metallurgically strengthening the case's web and sidewall immediately forward of the web. In modern solid head cases, the hardness of the brass is the major factor determining a case's pressure limit before undergoing plastic deformation. Lapua tackled this problem ...
Loaded with heavy, long and hard (solid copper) bullets, the 8mm Remington Magnum offers enough velocity-derived power to penetrate heavy and dangerous game. With developed handloads, the 8mm Remington Magnum is capable of driving a 220-grain boat-tail bullet in excess of 3,000 ft/sec, and delivers as much energy at 500 yards (457 m) as the ...
The .300 Ruger Compact Magnum uses a unique case designed by Hornady and Ruger based on the powerful .375 Ruger cartridge. The case is of a rimless design having the base and rim diameter of .532 in (13.5 mm) which is the same diameter of the belt on belted magnum cases based on the .300 H&H Magnum and .375 H&H Magnum. This allows the cartridge ...
The .20 Tactical / 5.2x45mm is a wildcat centerfire rifle cartridge, based on the .223 Remington case, necked down to fire a 5.2 millimetres (0.204 in) caliber bullet. The .20 Tactical was designed by Todd Kindler and predates the .204 Ruger factory round. The case has approximately 0.2 grams (3 gr) less powder capacity than the popular .204 Ruger.