John Rigby & Company's commercial name for the 7x57mm Mauser — the cartridge used by legendary hunter and naturalist Jim Corbett to take man-eating tigers across India. Dimensionally identical to 7x57mm but carrying the prestige of the Rigby name and its association with fine British bolt-action rifles.
Type: Rifle
Introduced: 1899, United Kingdom
Parent case: 7x57mm Mauser
Standardization: Proprietary
Bullet diameter: 0.284" (7.21 mm)
Case length: 2.235" (56.77 mm)
Overall length: 3.065" (77.85 mm)
Max pressure: 51,000 PSI
Rim type: Rimless
Primer: Large Rifle
Typical twist rate: 1:9
Muzzle velocity: 2600–2850 fps
Muzzle energy: 2101–3159 ft-lbs
Effective range: 400 yd
Common bullet weights: 140, 160, 175 gr
Primary use: Hunting
Production status: Active
Also known as: 7x57mm Mauser (Rigby) · .275 H&H · 7mm Rigby · 275 Rigby
History: John Rigby & Company adopted the 7x57mm Mauser cartridge for their sporting rifles around 1899 and marketed it as the .275 Rigby. The cartridge gained its most famous association through Jim Corbett — the hunter tasked by the Indian government with eliminating man-eating tigers and leopards responsible for hundreds of deaths in the Kumaon region of northern India. Corbett used a .275 Rigby…
Notable firearms: John Rigby & Company bolt-action sporting rifles, Mauser M98 (commercial)
Military use: {"country":"Spain","years":"1893-1943","notes":"7x57mm Mauser — Spanish military adopted before Rigby's commercial use of the name"}
Similar cartridges: 7x57mm Mauser, .280 Remington, 7mm-08 Remington