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The .460 Rowland / 11.43×24mm is a rimless, straight walled handgun cartridge designed in 1997 [1] by Johnny Rowland and developed in conjunction with Clark Custom Guns as a derivative of the .45 ACP [2] with the goal of producing a cartridge which can achieve true .44 Magnum [3] ballistic performance and be fired from a semi-automatic platform.
The .460 cartridge achieves high velocities by combining light-for-caliber bullets, a large case capacity, and the high chamber pressures (65,000 psi maximum) typical of magnum rifle cartridges. At the same time, the recoil when shooting .45 Colt ammunition out of the Smith & Wesson Model 460 is comparable to recoil from a 9mm or .380 load, due ...
Popular derivative versions of the .45 ACP are .45 Super and .460 Rowland. [20] The Super is dimensionally identical to the .45 ACP; however, the cartridge carries a developer established pressure of 28,500 psi (197 MPa) and requires minor modification of firearms for use.
.460 and .460 Magnum may refer to two different firearms cartridges: .460 Weatherby Magnum ... .460 can also refer to: .460 Steyr (rifle).460 Rowland ...
The final improvement came with the increased thickness of the cartridge case wall from the web area up to the beginning of the shoulder. This created a cartridge case stronger than the .45 Winchester Magnum cartridge case. The .40 Super cartridge case was designed for a balance of strength and powder capacity.
The basic design of the Model 460 is based on another X-frame revolver, its counterpart, the Smith & Wesson Model 500, a .50 caliber revolver. [2] [4]Aside from the .460 S&W Magnum cartridge, the revolver can also chamber .454 Casull, .45 Colt, and .45 Schofield ammunition.
A chance discovery led officials in northern England to uncover well over 100 unexploded practice bombs from World War II buried underneath a children's playground.
Although not originally designed for handguns, several rifle and shotgun cartridges have also been chambered in a number of large handguns, primarily in revolvers like the Phelps Heritage revolver, Century Arms revolver, Thompson/Centre Contender break-open pistol, Magnum Research BFR, and the Pfeifer Zeliska revolvers.