The .600 Overkill is a
hunting
Hunting is the human activity, human practice of seeking, pursuing, capturing, or killing wildlife or feral animals. The most common reasons for humans to hunt are to harvest food (i.e. meat) and useful animal products (fur/hide (skin), hide, ...
cartridge designed to fit the
CZ-550 action, by American Hunting Rifles.
Design
The .600 Overkill was designed by Robert Garnick of Las Vegas, Nevada. The case is a custom, with a belt, .683 in (17.35 mm), added for headspacing and the rim to fit that of the
.505 Gibbs
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 ...
.640 in-(16.26 mm) size, bolt face.
This cartridge was intended to fire the largest
bullet
A bullet is a kinetic projectile, a component of firearm ammunition that is shot from a gun barrel. Bullets are made of a variety of materials, such as copper, lead, steel, polymer, rubber and even wax. Bullets are made in various shapes and co ...
able to fit in the
CZ-550,
and was designed specifically for the purpose of killing an
elephant
Elephants are the largest existing land animals. Three living species are currently recognised: the African bush elephant, the African forest elephant, and the Asian elephant. They are the only surviving members of the family Elephantidae an ...
. The
CZ-550 is able to fit two cartridges, with slight alterations.
The .600 Overkill fires a bullet at more than ,
References
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Pistol and rifle cartridges
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