.270 Winchester
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.270 Winchester
The .270 Winchester is a rifle cartridge developed by Winchester Repeating Arms Company in 1923, and it was unveiled in 1925 as a chambering for their bolt-action Model 54The Complete Reloading Manual for the .270 Winchester, Loadbooks USA, Inc., 2004, pp.13,19 to become arguably the flattest shooting cartridge of its day, only competing with the .300 Holland & Holland Magnum, also introduced in the same year. The .270 Winchester was derived from the .30-06 Springfield and the bore diameter was likely inspired by 7mm Mauser. The .270 Winchester uses a .270 inch (6.86 mm) bore diameter and a .277 inch (7.04 mm) bullet diameter. History Introduced in 1925 along with the Winchester Model 54 bolt action rifle under the name "270 WCF" (270 Winchester Centerfire), the .270 Winchester was not an immediate success due to the popularity of the relatively recently introduced .30-06 Springfield, chambered for the M1903 Springfield bolt action rifle, which was commonly "spo ...
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Belted Magnum
The term belted magnum or belted case refers to any cartridge, but generally a rifle cartridge, with a shell casing that has a pronounced "belt" around its base that continues past the extractor groove. This design originated with the British gunmaker Holland & Holland for the purpose of headspacing certain more powerful cartridges. Non-shouldered (non-"bottlenecked") magnum rifle cartridges especially could be pushed too far into the chamber and thus cause catastrophic failure A catastrophic failure is a sudden and total failure from which recovery is impossible. Catastrophic failures often lead to cascading systems failure. The term is most commonly used for structural failures, but has often been extended to many ot ... of the gun when fired with excessive headspace. The addition of the belt to the casing prevented over-insertion, while allowing smoother feeding from a box magazine compared to a rimmed cartridge. An example of an American adaption of this practice is ...
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Dall Sheep
''Ovis dalli'', also known as the Dall sheep or thinhorn sheep, is a species of wild sheep native to northwestern North America. ''Ovis dalli'' contains two subspecies: ''Ovis dalli dalli'' and ''Stone sheep, Ovis dalli stonei''. ''O. dalli'' live in mountainous alpine habitats distributed across northwestern British Columbia, the Yukon, Northwest Territories and Alaska. They browse a variety of plants, such as grasses, sedges and even shrubs, such as willow, during different times of the year. They also acquire minerals to supplement their diet from mineral licks. Like other ''Ovis'' species, the rams engage in dominance contests with their horns. Taxonomy and genetics The species, specific name ''dalli,'' is derived from William Healey Dall (1845–1927), an American naturalist. The common name, Dall's sheep or Dall sheep is often used to refer to the nominate subspecies, ''O. d. dalli''. The other subspecies, ''O. d. stonei'', is called the Stone sheep. Originally, the subsp ...
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White-tailed Deer
The white-tailed deer (''Odocoileus virginianus''), also known Common name, commonly as the whitetail and the Virginia deer, is a medium-sized species of deer native to North America, North, Central America, Central and South America. It is the most widely-distributed mainland ungulate herbivore in the Americas; coupled with its natural predator, the Cougar, mountain lion (''Puma concolor''), it is one of the most widely-distributed terrestrial mammal species in the Americas and the world. Highly adaptable, the various subspecies of white-tailed deer inhabit many different ecosystems, from arid grasslands to the Amazon basin, Amazon and Orinoco Basin, Orinoco basins; from the Pantanal and the Llanos to the high-elevation terrain of the Andes. Globally, the white-tailed deer has been introduced (primarily for Trophy hunting, sport hunting) to New Zealand, the Greater Antilles of the Caribbean (Cuba, Jamaica, Hispaniola, and Puerto Rico), and some countries in Europe (mainly the Cz ...
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Mule Deer
The mule deer (''Odocoileus hemionus'') is a deer indigenous to western North America; it is named for its ears, which are large like those of the mule. Two subspecies of mule deer are grouped into the black-tailed deer. Unlike the related white-tailed deer (''Odocoileus virginianus''), which is found throughout most of North America east of the Rocky Mountains and in the valleys of the Rocky Mountains from Idaho and Wyoming northward, mule deer are found only on the western Great Plains, in the Rocky Mountains, in the southwest United States, and on the west coast of North America. Mule deer have also been introduced to Argentina and Kauai, Kauai, Hawaii. Taxonomy Mule deer can be divided into two main groups: the mule deer (''sensu stricto'') and the black-tailed deer. The first group includes all subspecies, except ''O. h. columbianus'' and ''Sitka deer, O. h. sitkensis'', which are in the black-tailed deer group. The two main groups have been treated as separate species, but ...
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1 (one, unit, unity) is a number, numeral, and glyph. It is the first and smallest positive integer of the infinite sequence of natural numbers. This fundamental property has led to its unique uses in other fields, ranging from science to sports, where it commonly denotes the first, leading, or top thing in a group. 1 is the unit of counting or measurement, a determiner for singular nouns, and a gender-neutral pronoun. Historically, the representation of 1 evolved from ancient Sumerian and Babylonian symbols to the modern Arabic numeral. In mathematics, 1 is the multiplicative identity, meaning that any number multiplied by 1 equals the same number. 1 is by convention not considered a prime number. In digital technology, 1 represents the "on" state in binary code, the foundation of computing. Philosophically, 1 symbolizes the ultimate reality or source of existence in various traditions. In mathematics The number 1 is the first natural number after 0. Each natural number, ...
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Double Rifles
The double rifle, also known as a double-barreled rifle, is a rifle with two barrels mounted parallel to each other that can be fired simultaneously or sequentially in quick succession. Synonymous with big game hunting found primarily in Africa and Asia, the double rifle is a sporting weapon with very little military heritage. Design The double rifle is usually handcrafted and is considered by many to be the pinnacle of sporting rifle design. It is not designed for long-range accuracy but instead for the security of an immediate second shot. Double rifles are similar to double-barreled shotguns. Action As with double-barrelled shotguns, modern double rifles are all made with either sidelock or boxlock actions, although occasionally old hammer rifles can be found. The majority of double rifles have been built on the boxlock actions as it is a simpler design with fewer moving parts that can fail. Consequently, it has an outstanding reputation for reliability. The sidelock action ...
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Remington Model 7400
The Remington Model 7400 is a series of semi-automatic rifles manufactured by Remington Arms Remington Arms Company, LLC, was an American firearms manufacturer, manufacturer of firearms and ammunition. It was formerly owned by the Remington Outdoor Company, which went bankrupt in 2020 with its lines of business sold to several purchase .... The Model 7400 was a replacement of the Model 740 rifle which Remington produced from 1952 to 1981. The 7400 model was ultimately replaced by the Model 750 in 2006. History The Model 7400 was introduced in 1981 and was basically the same as the Model Four. Major differences included a checkered pistol-grip and straight comb stock. Initially only offered with a barrel, in 1988 an version was introduced. Variants ;Model 7400 ''Carbine'' :Manufactured from 1988 to 2004, the carbine version featured a shortened barrel. ;Model 7400 ''Special Purpose'' :Introduced in 1993, the special purpose model featured a non-reflective finish and slin ...
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Semi-automatic Firearm
A semi-automatic firearm, also called a self-loading or autoloading firearm ( fully automatic and selective fire firearms are also variations on self-loading firearms), is a repeating firearm whose action mechanism automatically loads a following round of cartridge into the chamber and prepares it for subsequent firing, but requires the shooter to manually actuate the trigger in order to discharge each shot. Typically, this involves the weapon's action utilizing the excess energy released during the preceding shot (in the form of recoil or high-pressure gas expanding within the bore) to unlock and move the bolt, extracting and ejecting the spent cartridge case from the chamber, re-cocking the firing mechanism, and loading a new cartridge into the firing chamber, all without input from the user. To fire again, however, the user must actively release the trigger, and allow it to "reset", before pulling the trigger again to fire off the next round. As a result, each trigger p ...
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Remington Model 7600 Rifle
The Remington Model 7600 is a series of pump-action centerfire rifles made by Remington Arms. The Model 7600 is a progression from the original Model 760 pump-action rifle which Remington produced from 1952 to 1981. Production of the Model Six began in 1981 and was discontinued in 1987. Production of the Sportsman model 76 began in 1985 and was discontinued in 1987. Production of the model 7600 began in 1987 and was discontinued in 2020. Variants There are a number of variants of the Model 7600 which Remington has manufactured over the years. ;Model 7600 :Introduced in 1981, the standard version is fitted with a conventional wood walnut stock. ;Model 7600 Synthetic :Introduced in 1998, the synthetic model is identical to the standard 7600 except that it has a matte black synthetic stock. ;Model 7600 Carbine :Re-Introduced in 1987, the carbine version is available in .30-06 fitted with a 18½ barrel. ;Model 7600 Special Purpose :Offered from 1993 to 1994, the Special Purpose ...
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Pump-action
Pump action is a type of manual firearm action that is operated by moving a sliding handguard on the gun's forestock. When shooting, the sliding forend is pulled rearward to eject any expended cartridge (firearms), cartridge and typically to cock the hammer (firearms), hammer or firing pin, striker, and then pushed forward to load a new cartridge into the chamber (firearms), chamber. Most pump-action firearms use an integral tubular magazine, although some do use detachable box magazines. Pump-action firearms are typically associated with shotguns, although it has also been used in rifles, grenade launchers, and other types of firearms. A firearm using this operating mechanism is colloquially referred to as a pumpgun. Because the forend is manipulated usually with the support hand, a pump-action firearm is much faster than a bolt-action rifle, bolt-action and somewhat faster than a lever-action, as it does not require the trigger (firearms), trigger hand to be removed from the ...
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Browning BLR
The Browning BLR is a lever-action rifle manufactured for Browning Arms Company by Miroku Firearms in Japan. It comes in many different variations and is chambered in numerous calibers from small and fast ( .22-250 Remington and .243 Winchester) to the large Magnum rounds ( 7mm Remington Magnum, .300 Winchester Magnum), and the large bore .450 Marlin. Design The BLR uses a detachable box magazine. Because of this, the BLR can be chambered for rounds with pointed tip Spitzer bullets that could be a safety issue for the tubular magazine more commonly used in lever-action rifles where a pointed bullet may, through the forces of recoil, strike the next round's primer and ignite that round. The rack and pinion geared lever and bolt design can accommodate high-pressure modern magnum rounds. A notable feature is that the trigger moves with the lever when it is operated, which prevents the shooter's trigger finger from being pinched between the lever and the stock Stock ...
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