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The .220 Swift is the fastest commercial cartridge in the world, with a published velocity of 1,422 m/s (4,665 ft/s) using a bullet of 1.9 grams (29 gr) and 2.7 grams (42 gr) of 3031 powder. [ 7 ] Due to its very high velocity its bullet drop allows precise sighting to ranges out to 375 yd (343 m), and it is still considered an excellent ...
The .257 Roberts, also known as .257 Bob, [2] is a medium-powered .25 caliber rifle cartridge.It has been described as the best compromise between the low recoil and flat trajectory of smaller calibers such as the 5 mm (.22 in) and 6 mm (.24 in), and has more energy, but is harder recoiling, similar to larger hunting calibers, such as the 7 mm (.28 in) and 7.62 mm (.30 in).
The intended use of this cartridge includes hunting large, thick-skinned game. [1] It is powerful enough to kill any land animal [ 1 ] and, with its high velocity, can do so at fairly long ranges. Such performance comes at the price of a heavy recoil : in a sporting-weight rifle of ~8 lb (3.6 kg), this cartridge can produce a fierce 80 ft·lbf ...
The Taylor knock-out factor, also called Taylor KO factor or TKOF, is a formulaic mathematical approach for evaluating the stopping power of hunting cartridges, developed by John "Pondoro" Taylor in the middle of the 20th century. Taylor, an elephant hunter and author who wrote two books about rifles and cartridges for African hunting, devised ...
The .360 Buckhammer, also called 360 BHMR (9.1×46mmR), is a SAAMI-standardized [2] straight-walled intermediate rifle cartridge developed by Remington Arms Company. [3] The cartridge was designed for use in American states that have specific regulations for deer hunting with straight-walled centerfire cartridges.
The .338-06, also known as the .338 A-Square, is a cartridge based on the .30-06. As such, it allows heavier .338 caliber bullets to be used from the .30-06 non-belted case. This can be a suitable choice for heavy bodied game such as moose, elk, and brown bear. The number and variety of .338 caliber bullets increased after the introduction in ...
The .400 Legend, also called 400 LGND (10x42mmRB), is a SAAMI -standardized straight-walled intermediate rifle cartridge developed by Winchester Repeating Arms. The cartridge was designed for use in American states that have specific regulations for deer hunting with straight-walled centerfire cartridges. It is designed for deer hunting out to ...
The cartridge was created by necking down the .378 Weatherby Magnum to accept a .308 in (7.8 mm) diameter bullet. The United States Army’s Redstone Arsenal requested a rifle cartridge that could develop 6,000 ft/s (1,800 m/s) for the effects of light bullets against armor. The .30-378 Weatherby Magnum was able to attain over 5,000 ft/s (1,500 ...