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The 6.8mm Remington Special Purpose Cartridge (6.8 SPC, 6.8 SPC II or 6.8×43mm) is a rimless bottlenecked intermediate rifle cartridge that was developed by Remington Arms in collaboration with members of the U.S. Army Marksmanship Unit and United States Special Operations Command [6] to possibly replace the 5.56 NATO cartridge in short barreled rifles (SBR) and carbines.
In 1982, Ruger introduced the Ranch Rifle with an integral scope base on the receiver, a new folding-aperture rear sight, and factory scope rings. [15] In 1987, Ruger introduced the Mini Thirty rifle chambered for the Russian 7.62×39mm cartridge. At the time, large quantities of surplus military ammunition were being imported into the United ...
Pages in category "6.8mm firearms" The following 15 pages are in this category, out of 15 total. ... Ruger Mini-14; S. STG-556; X. XM7 rifle; XM250
Compared to the M4A1 carbine weighing 6.34 lb (2.88 kg) unsuppressed, with a basic combat load of 210 rounds in seven 30-round magazines, in total weighing 7.4 lb (3.4 kg), the XM7 rifle weighs about 2 lb (0.91 kg) more and each soldier carries roughly a 4 lb (1.8 kg) heavier load with 70 fewer rounds.
5.6×39mm: 1965-1975 Soviet Union: L98A1 Cadet General Purpose Rifle (An L85A1 modified for army cadets by removing gas parts necessary for semiautomatic fire. The upgraded L98A2 retained semiautomatic, but not fully automatic, capabilities) 5.56×45mm NATO: 1987-current United Kingdom: Ruger Mini-14 Bolt-Action Only.223 Rem: 1988 [19] United ...
From 8 mm caliber upwards the rise of sectional density and penetrating capability of practical spin-stabilized rifle bullets (bullets up to 5 to 5.5 calibers in length) tends to flatten out. [7] This means that, loaded with light, short and soft-nosed 8 mm bullets, the 8mm Remington Magnum can be used on remarkably small game.
The .277 Fury or 6.8×51mm Common Cartridge [4] [5] (designated as the .277 SIG Fury by SAAMI) [1] is a centerfire rimless bottlenecked rifle cartridge announced by SIG Sauer in late 2019. [2] Its hybrid three-piece cartridge case has a steel case head and brass body connected by an aluminum locking washer to support the high chamber pressure ...
Ruger announced on May 15, 2009 on the SR-556 being produced. [5] On May 13, 2010, the SR-556C was announced. [6]In January 2016, Ruger discontinued all SR-556 rifles [7] and introduced a new takedown variant, known as the Ruger SR-556 Takedown, with a lightweight KeyMod handguard in 2017.