.450 Nitro Express also known as the .450 Nitro Express 31⁄4-inch is a rifle cartridge designed for hunting dangerous game such as elephant, rhino, cape buffalo, lion, and leopard. This cartridge is used almost exclusively in double rifles for hunting in the Tropics or hot climates in general and is associated with the Golden Age of African safaris and Indian shikars.
The .505 Gibbs cartridge was designed by George Gibbs in 1911. The cartridge was originally known as the .505 Rimless Nitro Express. The C.I.P. refers to the cartridge as the 505 Mag. Gibbs in their publications. It is a .50 caliber (12.8 mm) rimless bottlenecked cartridge intended for magazine-fed rifles.
The 9.3×64mm Brenneke is a rimless bottlenecked centerfire rifle cartridge designed in 1927 by German gunmaker Wilhelm Brenneke. It is suitable for hunting medium to large game animals in Africa, Asia, Europe, and North America.
The CZ-550 is a bolt-action hunting rifle series manufactured by Česká zbrojovka Uherský Brod. The CZ 550 series is available with a medium or magnum sized action. The CZ 550 rifle is based on the Mauser 98 rifle.
.30-06 Springfield wildcat cartridges are cartridges developed from a 30-06 Springfield "parent cartridge" through narrowing or widening the cartridge neck to fit a smaller or larger bullet in an attempt to improve performance in specific areas. Such wildcat cartridges are not standardized with recognized small arms standardization bodies like the SAAMI and the CIP.
The 6.5mm Remington Magnum is a .264 caliber (6.7 mm) belted bottlenecked cartridge introduced in 1966. The cartridge is based on a necked down .350 Remington Magnum which on turn is based on a shortened, necked down, blown out .375 H&H Magnum case. The cartridge was one of the first short magnum cartridges.
The .276 Enfield (7×60mm) was an experimental rebated rim bottlenecked centerfire military rifle cartridge developed in conjunction with the Pattern 1913 Enfield (P'13) rifle. Development was discontinued by the onset of World War I.
The 6.5×53mmR, originally and more correctly produced as the 6.5×53.5mmR, and in the early Imperial (English) nomenclature also known as the .256 Mannlicher, is a late 19th-century rimmed centerfire military rifle cartridge similar to other early smokeless powder designs.
The .318 Westley Richards, also known as the .318 Rimless Nitro Express and the .318 Accelerated Express, is a proprietary medium bore centerfire rifle cartridge developed by Westley Richards.
The .350 Rigby and .350 Rigby No 2 are proprietary medium bore rifle cartridges developed by developed by John Rigby & Company.
The .400/350 Nitro Express, also known at the .400/350 Nitro Rigby, is a medium bore rifle cartridge developed by John Rigby & Company.
The .369 Nitro Express, also known as the .369 Purdey Nitro Express, is a centerfire, rifle cartridge developed by James Purdey & Sons and introduced in 1922.
The 10.75×68mm Mauser, also known as the .423 Mauser, is an obsolete rimless bottleneck centerfire rifle cartridge developed by Mauser and introduced in the early 1920s.
The .297/250 Rook is an obsolete centerfire rifle cartridge developed by Holland & Holland.
The .400/360 Nitro Express cartridges are a number of very similar, but not interchangeable, centerfire rifle cartridges developed by James Purdey & Sons, William Evans, Westley Richards and Fraser of Edinburgh, all at the beginning of the 20th century.
The .360 No 2 Nitro Express is a centerfire rifle cartridge developed by Eley Brothers and introduced in 1905.
The .500/450 No 1 Black Powder Express, known in its day as the .500/450 No 1 Express, was a centerfire rifle cartridge developed by Westley Richards and introduced in the late 1870s.
The .461 No 1 Gibbs and the .461 No 2 Gibbs are two obsolete proprietary rifle cartridges developed in 19th century Britain.
The 6.5×57mm Mauser is a smokeless powder rimless bottlenecked centerfire rifle cartridge developed by Paul Mauser and introduced in 1893–94.
