.505 Gibbs [SEP] designer
.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 mm) rimless bottlenecked cartridge intended for magazine-fed rifles.
General information.
The .505 Gibbs has a case capacity of of water. This cartridge was originally loaded with of cordite and bullet at for of kinetic energy. While the .505 Gibbs has
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External links.
- AccurateReloading.Com on the 505 Gibbs
- http://www.norma.cc/en/Products/Hunting/505-Magnum-Gibbs/
- Vigilance Rifles - makers of the only semi-automatic rifle chambered in 505 Gibbs
- Current African Cartridges: the .505 Gibbs