British Cartridges
505 Gibbs, aka 505 Rimless
The 505 Gibbs or 505 Rimless was introduced in 1911 as a "Proprietary" cartridge for use in the English
Gibbs bolt action sporting rifle. This cartridge produces over 6,100 foot pounds of power and has more
then enough power needed for all know game on the planet or on the lost world of Dinosaurs