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Remington Model 870 Wingmaster with 20" Home Defence barrel. Remington 870 fitted with a pistol grip, Surefire light, and M4-type stock. There are hundreds of variations of the Remington 870 in 12, 16, 20, 28 gauges and .410 bore. All Remington 870 versions are built on the same platform and receiver, but there are small differences that can be ...
For example, factory and aftermarket receivers using the Remington 700 footprint are produced with various types of action threads, all with a 26.99 mm (1 + 1 ⁄ 16 in) diameter, but with a pitch of either a 1.588 mm (16 TPI, Remington standard), 1.411 mm (18 TPI) or 1.270 mm (20 TPI, Savage standard).
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 ...
The split breech rifle lacked a hammer spur because it self-cocked when the breechblock was opened. [11] In 1865, Rider improved the split breech design to create the rolling-block action which was named the "Remington System". [12] The medium-strength action developed some headspace issues with new smokeless powders coming into use by the late ...
Rolling-block breech Joseph Rider's 1865 patent drawings. A rolling-block action is a single-shot firearm action where the sealing of the breech is done with a specially shaped breechblock able to rotate on a pin. [1] The breechblock is shaped like a section of a circle.
A telescoping bolt is a bolt that wraps around the breech end of the barrel. This bolt design is often used to reduce overall weapon length without sacrificing barrel length or bolt weight. A turn bolt refers to a firearm component where the whole bolt without using a bolt carrier turns to lock/unlock.
The Remington Model 31 is a pump-action shotgun that competed with the Winchester Model 1912 for the American sporting arms market. [1] Produced from 1931 to 1949, it superseded the John Pedersen-designed Models 10 and 29, and the John Browning-designed Model 17. It was replaced by the less expensive to manufacture Model 870 in 1950. [2]
Single-shot breech-loaders would be used throughout the latter half of the 19th Century, but were slowly replaced by various designs for repeating rifles, first used in the American Civil War. Manual breech-loaders gave way to manual magazine feed and then to self-loading rifles. Breech-loading is still commonly used in shotguns and hunting rifles.