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Compared to the 7mm Remington Magnum, top 7mm RUM loads deliver 25% more energy at 300 yards. [citation needed] Such performance demands a price and in this case, that is a large muzzle blast, sharp recoil and short barrel life. [1] The 7mm Ultra Magnum boasts the largest case of any commercial 7mm cartridge.
The 7mm SAUM is a popular choice in f-class shooting, and has been used to take home multiple championships in this discipline. [2] [3] The 7mm Short Action Ultra Magnum cartridge (7mmx51) is a different cartridge than the similarly named 7mm Ultra Magnum (7mmx72). The two are not interchangeable.
An overview of 7mm caliber cartridges, their history, and uses in firearms.
The heaviest commercially loaded ammo available for the 7mm is 195 grains, [6] while the .30-06 Springfield can be loaded with bullets up to 220 grains, but for a .308 caliber to equal the flat trajectory and penetration of a .284 diameter 180-grain bullet with a muzzle velocity of 2,860 ft/sec (870 m/s), as offered for the 7mm Remington Magnum ...
7mm-RPC (wildcat) 7mm SAUM neck location 30° shoulder .308 Brass, "7mm Rum Punch Colonial". Wild Monkey; 7mm-08 Remington; 7mm Winchester Short Magnum; 7mm Remington Short Action Ultra Magnum.308 Winchester – considered interchangeable with 7.62×51mm NATO according to SAAMI. 7.62x51 NATO - Original cartridge.300 Winchester Short Magnum
The RUM family is based on work done creating short magnums by John Lazzeroni, similar to the Winchester Short Magnum line. [3] Lazzeroni's short magnums (7.21 Lazzeroni Tomahawk) were designed to operate in a short-action rifle, instead of requiring a long action.
Herb Baumeister’s macabre double life began to unravel in 1994 when his 13-year-old son found a human skull and a pile of bones in the woods of Fox Hollow Farm, his $1 million estate in ...
Since the .28 Nosler burns smaller powder charges than the 7mm RUM, barrel accuracy life is potentially a bit longer. How much longer depends on a number of things, including barrel quality and whether a barrel is regularly cleaned and serviced or abused by its owner.