![]() ![]() 55 round and a belt added near the base to stop it from being chambered into. 50 BMG case that had an enlarged neck for the. hardened steel core bullet with a lead sleeve and a steel jacket. This led Captain Boys to redesign the round, increasing it to. 50 BMG modified cartridge being described as having “a disappointing armor-piercing performance”. ![]() The prototype was given the name ‘Stanchion’ and it was tested in early 1936, the original. This allowed the weapon to achieve a velocity of 802 meters per second, and was highly accurate up to a range of 300 yards (274 meters). To give it a high velocity in order to penetrate armor, the barrel was 910mm long and had 7 grooves. A British soldier on Salisbury Plain, 1939. It was also mounted onto a unique looking T-shaped monopod that allowed for a stable firing platform. There was also a walnut cheek-piece and the butt was curved and padded to allow for better control of the weapon. The whole barrel and receiver were mounted on a slide that pushed against a large spring when the weapon was fired. To help reduce the effect of recoil, a circular muzzle break with three slots on its circumference at sixty degree spacing was added. Due to this, the sights were put onto the left-hand side. However, unlike many of its counterparts, it was fed from a top loading magazine with the spent cases being ejected down. 50 BMG cartridge but, after initial trials, the bullet was increased to a. The team looked at the Polish Karabin przeciwpancerny wzór 35 anti-tank rifle and used its design as inspiration for their own project.įrom this influence they built, like many other anti-tank rifles of the time, a large-scale bolt action rifle. Boys, Assistant Superintendent of Design at the Royal Small Arms Factory, Enfield. In 1934, the Small Arms Committee started a programme for an anti-tank rifle to be used at platoon level with the ability to penetrate 16mm of armor at 100 yards (91 meters). However, due to the lack of a German tank threat, with those that did appear easily dealt with by artillery or other means, no further development past prototype stage was taken. The British Army had shown interest in an anti-tank rifle during the First World War, mainly that designed by famous gun designer Philip Thomas Godsal. ![]()
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