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The rifle receiver notch and barrel lug are on top; the pistol notch and lug are broader and on the bottom. If a Charter Arms factory-made pistol barrel were installed on a rifle, the extractor on the bolt would be opposite the extractor slot in the barrel, preventing the bolt from closing (plus the front sight would be upside down).
The Martini–Enfield Mk I was a Martini–Henry Mk III rebarrelled to .303 and with a new extractor installed, whilst the Martini–Enfield Mk II rifles were generally of new manufacture, although there are examples of converted Mk II rifles.
Gerber Mark II (1967), an American double-edged combat knife; Ruger MK II (1982–2005), an American semi-automatic pistol; Savage Mark II, a bolt action rimfire rifle. Ruger M77 Mark II, an American bolt-action rifle; Thin Man nuclear bomb or Mark 2 nuclear bomb (1945), a gun-type plutonium bomb; Mark II, a variant of the British Mark I tank
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.
The Mark II comes in several variants: Mark I: Single shot model [2] Mark II F: Basic model featuring a synthetic stock [3] Mark II G: Similar to the F but with a wooden stock [4] Mark II TR: Target shooting oriented model with a heavy barrel to be optimized for competitive shooting. [5] Mark II BSEV: Features a bull barrel and an adjustable ...
This includes the Ruger M77 Mark II and Ruger Hawkeye rifles. While possessing a claw extractor and operating on the controlled feed principle, the M77 rifles have a "Mauser-type" [12] bolt which is also designed to be able to "jump" over a round already in the chamber. [13]
The SAR Rifle, .30-06 caliber, RUGER, Model M77 is a rifle designed for use by Canada's search and rescue technicians (SAR Techs) and aircrews. The SAR Rifle is designed to be a compact survival rifle chambered in .30-06 Springfield. The rifle is based on the standard Ruger M77 Mk II rifle but the barrel has been shortened to 14.5 in (370 mm).
The bolt of the rifle pushes a cartridge from the metal feeding lip of the magazine with each shot, allowing the next cartridge to feed into place. The rotary magazine is also used by the Ruger's American Rimfire series bolt-action rifles, as well as the 10/22-footprinted "Summit" toggle-action rifles produced by Primary Weapon Systems/Volquartsen.