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The rifle is available with four barrel lengths and can be easily converted from a standard rifle (with a 16.5 inch barrel) into a carbine (with a 14.5 inch barrel), into a compact rifle (with a 10.5 inch barrel), or into a designated marksman rifle (with an 18-inch barrel) without any tools. Barrel lengths of the two calibres are exactly the same.
The 7.62 mm cartridge was too heavy and the 5.56 mm cartridge could not provide effective performance at that range. Research led to the development of the 6×45mm SAW cartridge. Its 105 gr (6.8 g) bullet had a muzzle velocity of 2,520 feet per second (770 m/s) and muzzle energy of 1,488 ft⋅lb (2,017 J).
An export variant of the rifle was also produced, modified to use the 5.56×45mm NATO cartridge with the SS109 bullet, fed from plastic 30-round curved magazines. [6] The barrel has four right-hand grooves with a rifling twist rate of 185 mm (1:7 in), and has a muzzle velocity of 920 m/s (3,018 ft/s) using standard ammunition.
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).
40.6 cm (16.0 in) 50.8 cm (20.0 in) ... (and unlike previous rifles and the M-14) it had a straight stock with the barrel under the gas cylinder to reduce the turning ...
The British Army adopted the Accuracy International PM in 1982 into service as the L96A1 and outfitted the rifle with Schmidt & Bender 6×42 telescopic sights. In this configuration the rifle is capable of first shot hits with a cold, warm or fouled barrel. Tests with 10.89 g (168 gr) ammunition provided sub 0.5 MOA ten-shot groups at 91 m (100 ...
According to "Matthew", the rifle took three days to build and around 27 hours to print, with the receiver taking 13 hours, the barrel 6.5 hours, the stock 5 hours, and internal parts 2 hours. [1] The only metal component in the design was a 1-inch roofing nail used as a firing pin. [3]
SU-16 refers to a series of semi-automatic rifles and carbines manufactured by Kel-Tec CNC Industries, Inc. of Cocoa, Florida, referred to in Kel-Tec's marketing as "Sport Utility rifles". The SU-16 series is notable for its compact, lightweight and simple design; and for being able to be broken down and folded into a compact configuration for ...