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Attaching the barrel to the receiver using a barrel nut and a barrel with a shoulder is an alternative to action threads, which has been used in firearms such as the Sten gun and AR-15. Hand tools Quick barrel change systems is an increasingly popular alternative, as seen in for example SIG Sauer 200 STR, Roessler Titan or Blaser R8.
A typical break-action, double-barreled shotgun. A way of closing the breech or chamber is an essential part of any breech-loading weapon or firearm.Perhaps the simplest way of achieving this is a break-action, in which the barrel, forestock and breech pivot on a hinge that joins the front assembly to the rear of the firearm, incorporating the rear of the breech, the butt and usually, the ...
A muzzle brake or recoil compensator is a device connected to, or a feature integral (ported barrel) to the construction of, the muzzle or barrel of a firearm or cannon that is intended to redirect a portion of propellant gases to counter recoil and unwanted muzzle rise. [1] Barrels with an integral muzzle brake are often said to be ported.
In addition, the Glock 26 can use factory magazines from the Glock 17, Glock 18, and Glock 19, and one can swap out base plates to give it capacities of 15, 17, 19, 24, 26, 31 and 33 rounds. More than simply a "shortened" Glock 19, design of the subcompact Glock 26 required extensive rework of the frame, locking block, and spring assembly that ...
Conventional eight groove rifling on the left, and octagonal polygonal rifling on the right. Polygonal rifling (/ p ə ˈ l ɪ ɡ ə n əl / pə-LIG-ə-nəl) is a type of gun barrel rifling where the traditional sharp-edged "lands and grooves" are replaced by less pronounced "hills and valleys", so the barrel bore has a polygonal (usually hexagonal or octagonal) cross-sectional profile.
The photograph showing four handgun barrels illustrates the evolution of handgun locked breech systems in four of the most famous firearms. This is from the Browning Hi-Power (I in the photograph), John Browning's last design. The second barrel is of the same action type in the CZ 75 handgun. The third barrel type is from an HK USP pistol.
The Special Operations Peculiar MODification (SOPMOD) kit is an accessory system for the M4A1 carbine, CQBR, FN SCAR Mk 16/17, HK416 and other weapons used by United States Special Operations Command (USSOCOM) special forces units, though it is not specific to SOCOM.
A homemade lupara. Lupara (Italian pronunciation:) is an Italian word used to refer to a sawed-off shotgun of the break-action type. It is traditionally associated with the Sicilian Mafia for their use of it in vendettas, defense—such as its use against Benito Mussolini's army when he decided to break up the Sicilian mafioso network—and hunting.