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The .220 Swift (5.56×56mmSR) is a semi-rimmed rifle cartridge developed by Winchester and introduced in 1935 for small game and varmint hunting. It was the first factory-loaded rifle cartridge with a muzzle velocity of over 1,200 m/s (4,000 ft/s).
The Swift was so immediately and positively accepted it was over hyped. This resulted in less knowledgeable shooters trying to use a Varmint cartridge for much larger game. The Swift was also being reloaded, as it's ammunition has always been quite expensive. This lead in turn to problems with burning the throats of rifles.
It was introduced with the Remington Model 722 bolt-action rifle. [4] The accuracy and flat trajectory of the bullet resulted in the adoption of the round for varmint and benchrest rifles. The faster .220 Swift and .22-250 Remington provided more reach than the .222 Remington. These larger cartridges have roughly 50% more power than the .222 ...
Ruger No. 1 Varmint rifle in .223 Remington.Note the heavy barrel, bipod rest, large telescopic sight, and "DOPE" sheet on the stock for windage. A varmint rifle or varminter is a type of small-caliber, precision-oriented long gun (firearm or high-powered airgun) primarily used for varmint hunting and pest control.
Effective March 31, 2006, the New Haven manufacturing facility will stop manufacturing the Winchester Model 70, Model 94, and Model 1300. Winchester Firearms will continue to sell and grow its current line of Select Over & Under shotguns, the new Super X3 autoloading shotgun, the new Super X autoloading rifle, and Limited Edition rifles.
WSM and WSSM family of cartridges. From left to right: .223 WSSM, .243 WSSM, .25 WSSM, .270 WSM, 7 mm WSM, .300 WSM, .325 WSM. Winchester Super Short Magnum, or WSSM is a line of rebated bottlenecked centerfire short magnum cartridges introduced by the U.S. Repeating Arms Company (Winchester Inc). [1]
Most straight-pull rifles have a striker firing mechanism (without a hammer), [citation needed] and models using a hammer usually have a comparably longer lock time than hammer-less mechanisms. The Anschütz Fortner action used in biathlon is a good example of an ergonomical straight-pull rifle with good economy of motion and high operating speed.
Barrett Firearms Manufacturing is an Australian-owned, American manufacturer of firearms and ammunition located in Christiana, Tennessee.It was founded in 1982 by Ronnie G. Barrett for the purpose of building semi-automatic rifles chambered for the .50 BMG (12.7×99mm NATO) ammunition, originally developed for and used in M2 Browning machine guns.