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Rock Chuck Bullet Swage (later abbreviated RCBS) is a handloading equipment manufacturer operating in Oroville, California. The company originated during the sporting ammunition shortage caused by World War II , became a widely recognized manufacturer of handloading equipment, and has subsequently been purchased by Hodgdon Powder Company .
Soon after the .280 Remington came out, Fred Huntington reformed its case to an improved configuration with minimum body taper, a 35-degree shoulder angle, and called it the .280 RCBS. Since cases for the .280 RCBS could be formed by firing .280 Remington ammo in a rifle chambered for the former, Ackley abandoned the 7mm-06 Improved and started ...
The .280 cartridge at this stage had a rim diameter of .458 inch (11.6 mm), was 1.70 inches long (43 mm), and fired a 130 grain (8.4 g) bullet at 2,270 fps (692 m/s). In 1949 the rim diameter was increased to .473 inch (12 mm), the same as the United States' standard Caliber .30 ammunition, and redesignated .280/30, the bullet was changed to a ...
Since its dimensions are taken from the 30-06 cartridge from the 1906 US Army cartridge, the lower half of these case dimensions have been used for designing the .243 Winchester, 25-06, .270 Winchester, .280 Remington, 7mm-08, .308, .30-06, .35 Whelen, and others.
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 ...
The .280 Ackley Improved (.280 AI) was the result of the .280 Remington case modification by P.O Ackley, who pushed out the sidewalls at the shoulder to near parallel and steepened the shoulder angle to 40 degrees in order to increase powder capacity, thus along with increasing the allowable pressure, resulted in increasing the bullet initial velocity by approximately 100 fps.
Vista Outdoor Inc. was an American designer, manufacturer, and marketer that operated in two segments: shooting sports and outdoor products. It was a "house of brands" [4] with more than 40 labels and subsidiaries.
The .280 Flanged Nitro Express is very similar to the .280 Ross, although loaded to slightly lower velocities. [ 1 ] Like the .280 Ross, the popularity of the .280 Flanged Nitro Express waned after a number of hunters were killed by the dangerous game they were attempting to hunt with the cartridge.