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That eliminates the need to pull the trigger or to control the fall of the hammer; however, since all mechanisms can fail, it is still necessary to keep the muzzle of the gun pointed in a safe direction while decocking. A decock/safety is a combination manual safety switch and decocking lever. Two popular variants exist.
In most automatic firearms that use delayed blowback, recoil, or gas operation, the bolt itself is housed within the larger bolt carrier group (BCG), which contains additional parts that receives rearward push from a gas tube (direct impingement) or a gas piston (short-stroke or long-stroke piston) system.
A carrier strike group (CSG) is a type of carrier battle group of the United States Navy. [1] It is an operational formation composed of roughly 7,500 personnel, usually an aircraft carrier , at least one cruiser , a destroyer squadron of at least two destroyers or frigates , [ 2 ] and a carrier air wing of 65 to 70 aircraft.
The Heckler & Koch G41 is a German 5.56×45mm NATO assault rifle introduced in 1981 and produced in limited quantities by Heckler & Koch.It was designed to replace the 7.62×51mm NATO chambered Heckler & Koch G3 and the G3 based .223 Remington/5.56×45mm and later 5.56×45mm NATO chambered Heckler & Koch HK33 service rifles providing a more modern weapon compatible with then recently ...
Open bolt: Open-bolt weapons have the bolt to the rear of the receiver when ready to fire. This means that when the trigger is pulled the bolt moves forward, feeds a cartridge into the chamber and fires that cartridge in one movement. Open sight: A type of iron sight that has an open notch. Open Tip Match: A type of bullet. The open tip design ...
The G3's "bolt head locking lever" is a spring-loaded claw mounted on the bolt carrier that grabs the bolt head as the bolt carrier group goes into battery. The lever essentially ratchets into place with friction, providing enough resistance to being re-opened that the bolt carrier does not rebound.
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The resulting group of ships is often termed a carrier strike group, battle group, carrier group, or carrier battle group. There is a view among some military pundits [ who? ] that modern anti-ship weapons systems, such as torpedoes and missiles, or even ballistic missiles with nuclear warheads have made aircraft carriers and carrier groups too ...