.280 Ross

The .280 Ross, also known as the .280 Nitro, .280 Rimless Nitro Express Ross (CIP) and .280 Rimless cartridge, is an approximately 7mm bullet diameter rifle round developed in Canada by F.W. Jones as a consultant to Sir Charles Ross, 9th Baronet, and his Ross Rifle Company of Quebec, Canada for use as a Canadian military cartridge as a replacement for the .303 British, and in a civilianised and sporterised version of his controversial Mark II and Mk III Ross rifle, and first commercially produced by Eley Brothers of London, England, in late 1907.

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Wikidata
.280 Nitro; .280 Rimless; .280 Rimless Nitro Express Ross (CIP)
rifle cartridge, 

.17 Remington, .17 Remington Fireball, .20 BR, .22 CCM, .22 Eargesplitten Loudenboomer, .22 PPC, .22-250 Remington, .220 Swift, .222 Remington, .223 Winchester Super Short Magnum, .243 Winchester, .246 Purdey, .25-45 Sharps, .250-3000 Savage, .264 Winchester Magnum, .270 Winchester, .280 British, .30 TC, .30-01, .30-03, .30-40 Krag, .300 Pegasus, .300 PRC, .300 Remington Ultra Magnum, .300 Winchester Magnum, .303 British, .307 Winchester, .33-40 Pope, .338 Ruger Compact Magnum, .369 Nitro Express, .375 Chey Tac, .375 Flanged Nitro Express, .375 Holland & Holland Magnum, .378 Weatherby Magnum, .40-60 Winchester, .40-72 Winchester, .400 Taylor Magnum, .400 Whelen, .400/350 Nitro Express, .400/375 Belted Nitro Express, .405 Winchester, .416 Hoffman, .43 Spanish, .45-60 Winchester, .45-75 Winchester, .450 Black Powder Express, .450 No 2 Nitro Express, .450/400 Black Powder Express, .458 Lott, .458 SOCOM, .458 Winchester Magnum, .461 Gibbs, .470 Nitro Express, .50-110 Winchester, .50-70 Government, .500/465 Nitro Express, .577 Black Powder Express, .950 JDJ, 10.15×61mmR, 10.75 x 68mm Mauser, 11x58mmR, 11×36 R Werndl, 11×42 R Werndl, 11×59mmR Gras, 11×60mm Mauser, 12.17×42mm RF, 13.2mm TuF, 14.5mm JDJ, 300 AAC Blackout, 375 SOCOM, 4.6×36 mm, 5.6×50mm Magnum, 5.6×57mm, 5.6×57mmR, 5.6×61mm VHSE, 6.5-300 Weatherby Magnum, 6.5mm Remington Magnum, 6.5×53mmR, 6.5×68mm, 6mm Musgrave, 6mm PPC, 6mm Remington, 7.5 mm GP 90, 7.62mm UKM, 7.62×40mm Wilson Tactical, 7.65×21mm Parabellum, 7.92mm DS, 7.92×36mm EPK, 7.92×57mm Mauser, 7mm BR Remington, 7mm Fournier, 7mm Remington Magnum, 7mm Remington Short Action Ultra Magnum, 7mm Remington Ultra Magnum, 7mm Weatherby Magnum, 7mm Winchester Short Magnum, 7×54mm Fournier, 7×65 mm R, 8mm Remington Magnum, 8x57 mm Patrone 88, 8x64 S, 8×52mmR Mannlicher, 8×58mmR, 8×60mm S, 8×68mm S, 9.3×57mm, 9.3×74mmR, 9×53mmR, 9×57mm Mauser, AK-9, 

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Frameless

Type	Subtype	Date	Description	Notes	Source