manufacture, which have a major part to play in our research. [12] Its design inspired the lightly rifled French DEFA D921 anti-tank gun, which fired fin-stabilized shells and was available on a towed carriage or as a vehicle mount. A .55 calibre anti-tank rifle may seem rather out of context on a website covering miniature calibre rifles, but there is method in our madness.. After all, our remit includes British rifles, with a particular representation of Enfield products, . BOYS MK I, Anti-Tank Rifle, .50 BMG, 36" bbl, bright shiny bore, good rifling, rectangular muzzle brake, 6X-18X Redfield scope, wood carrying handle, rear monopod, pistol grip, three magazines, and large recoil pad. [8] The Chinese gun was known as the Norinco Type 86 and was probably manufactured as a replacement for the ageing Soviet-sourced T-12. Unlike anti-tank guns, their light weight made them easily portable by individual infantrymen on the battlefield, and they offered similar degrees of firepower whilst being quicker and cheaper to produce. If photos can be found that would be appreciated. A Boys Mk.1. [2] While the early 37mm anti-tank guns were easily concealed and moved; the large caliber weapons available late war required equally large vehicles to tow them into place and were difficult to conceal, dig in, withdraw, or reposition. Anti-aircraft guns can also be mounted to tanks. Many of these shells were armor piercing, allowing the M1 to effectively fulfill its role as an anti-tank weapon. as well as small-bore rifles of B.S.A. British Boys early model Mk1 Boys .55 caliber bolt-action Anti-Tank Rifle with monopod. This gun design was mostly used by the Germans, most famously with the Schwere Panzer-Büchse 41, firing 28 mm shells that were reduced to 20 mm, but large-caliber guns were also designed, such as the 7,5 cm Pak 41, firing a 75 mm shell that was reduced to 55 mm. Source: Wikimedia [3] Introducing improved ammunition and increasing muzzle velocity initially helped compensate for their mediocre performance, but it was clear that small caliber anti-tank guns would soon be overtaken by yet more heavily armored tanks. Post Dec 22, 2006 #1 2006-12-22T21:26. Besides use on the two main American medium tanks of the war the M3 Lee (M2 or M3 gun) and the M4 Sherman (M3 gun). The AC 47 was a French anti-tank gun of 47mm caliber.It was principally used in the ouvrages and casemates of the Maginot Line in the late 1930s; another version was created for naval use.. British Gun Calibres- Pounds and Inches to Millimetres. [19] They were not without their own series of disadvantages, however, namely presenting a much larger target than a towed gun, the added responsibilities of vehicle maintenance and logistical support, and the limited spaces in which the crew had to operate and stow all their available ammunition. [3] The later generation of low-recoil anti-tank weapons, which allowed projectiles the size of an artillery shell to be fired from the shoulder, was considered a far more viable option for arming infantry. It’s unrealistic that this German handheld gun can: Completely break my BT-7 … [3] The 3.7 cm Tankabwehrkanone 1918 im starrer Räder–lafette was probably the first dedicated anti-tank gun in service. [12] France did introduce an APFSDS shell for the DEFA D921 at some point in the 1980s. Production of the U.S. M1 anti-tank gun began in May 1941, and approximately 16,000 were made through 1945. Here to Part I: 88 mm Flak 18,36,37. The first specialized anti-tank weaponry consisted of anti-tank rifles. Completely destroy my BT-7 engine. [10] These difficulties resulted in new types of ammunition being issued, namely high-explosive anti-tank (HEAT) and armor-piercing discarding sabot (APDS) projectiles. [7] Soviet anti-tank guns in particular were exported to at least eighteen other countries after being retired from service and have continued to see action. The Wehrmacht was always trying to stay ahead of the arms race that had developed in the 1930s. [14], Anti-tank guns continued to be used in a number of conflicts around the world, such as the Six-Day War[15] and the South African Border War. 8" Naval Gun; 6" Naval Gun; 5"/51 Caliber Gun; Japanese Anti-Tank (AT) Guns. This gun, which went into production in 1943, became the best anti-tank gun of the war. [9] The 3.7 cm Pak 36 which first appeared in 1928 was probably the first purpose built anti-tank gun. [2] To destroy hostile tanks, artillerymen often used field guns depressed to fire directly at their targets. [3] The development of the compact hollow charge projectile permanently altered anti-tank warfare, since this type of ammunition did not depend on a high muzzle velocity and could be fired from low-recoil, man-portable light weapons, such as the Panzerfaust and the American series of recoilless rifles. The Winchester-Pugsley anti-tank rifle (also known as the Model 1918 .50 caliber high-powered bolt-action swivel gun) was an American developmental anti-tank rifle. It is used as the primary armament on the standard M12 Light Reconnaissance Vehicle. Specifications Type: Anti-Tank Gun Designed: 1940 Manufacturer: Rheinmetall A.G. [4] Most anti-tank guns were developed in the 1930s as improvements in tanks were noted,[5] and nearly every major arms manufacturer produced one type or another. The M3A1 Anti-Tank Gun The M3 was the standard anti-tank gun used the U.S. Army at the beginning of World War II. World War II Tank Destroyer. 118. During World War II, the US Army Air Corps/Air Forces and during Korea the US Air Force, experimented with .60 caliber machine guns — the cartridge was the Cartridge, .60-caliber, T17, and it was developed in 1939 for the T1 and T1E1 Anti-Tank Rifles, a project that hasn’t seen much publicity. [10] Anti-tank gunners began aiming at tank tracks, or vulnerable margins on the turret ring and gun mantlet, rather than testing their lighter cannon against bow and turret armor. Lahti 20mm Anti-Tank Rifle. L-39. Other anti-tank rifles tried to get greater velocity with smaller calibers, like the German and Polish 7.92mm guns, or greater power with larger explosive shells, like the many 20mm and a monster Swiss 24mm gun. The rifle fired an armor-piercing steel-cored bullet weighing 51.5 g at 780 m/s. 6) Former navy guns used in anti-tank role a) 47mm Mle1885 L/40 (in bunkers and gun emplacements) Caliber : 47 mm Barrel length : 1880mm V° : 650 m/s Penetration : 35mm at 500m Recoiless mount on open gun emplacement : Elevation : -21°45’ to +13°40’ Traverse : 360° b) 47mm Mle1902 L/50 (in bunkers and gun emplacements) Caliber : 47 mm Its 152mm gun could fire a massive anti-personnel shell, but it was vulnerable to even light anti-tank weapons and had little if no real protection against land mines. [5], Towed anti-tank guns disappeared from most Western countries, such as the United States, after World War II, to be replaced by shoulder-fired rocket launchers, recoilless rifles, and eventually, guided anti-tank missiles. They were issued 300 canons de 25 which became known as Anti-Tank Gun, 25 mm. A tank gun is the main armament of a tank. These emerged from the mixed results of deploying field artillery against tanks during World War I, and the need to produce a more economical weapon to destroy them. American Pershing tank with 90mm M3 L/51 gun from the RAC Tank Museum. The early British Mark I tanks of 1916 used naval 57 mm QF 6 pounde… However, it also fired smaller high-explosive and incendiary shells, which made it a viable field artillery component. They could penetrate a tank's armor at long range, but without explosive firepower, often failed to cause catastrophic damage, kill or even seriously injure the crew, or disable the tank. In the first year of the war for the US, an up dated anti-tank gun was a necessity because only the obsolete 37mm was in service. The German Army developed a variety of medium caliber anti- tank guns Despite initial reluctance to include the weapon in Army inventory, the M1 became standard issue by May 1944. By 1943, the U.S. began to favor the M1A2 over the smaller 37MM M3 gun. Photo by Eduardo Otubo – London Film Museum CC BY SA 2.0 . History Edit. [6] It was later mated to the AML-90 and EBR series of French armored cars. The tapered bore design was ultimately a dead end. 155mm M3 Carriage Gun USA; Navy Guns. [5] By 1945, large anti-tank guns had become almost impractical in their role, and their size and weight was considered a liability. LEARN MORE. The IM HE-T™ will complement the tank’s current main gun ammunition with an Insensitive full-bore HE warhead capable of defeating a target set that includes bunkers, fortifications, light armor and personnel. In the 1950s, this idea was revived by a Belgian firm, Mecar, which subsequently improved on the concept and developed a low pressure, smoothbore 90 mm anti-tank gun. The weapon was primarily used against enemy vehicles with light or medium armor. [5] The anti-tank guns of the 1930s were of small caliber; nearly all major armies possessing them used 37mm ammunition, except for the British Army, which had developed the 40mm Ordnance QF 2-pounder. Copyright © 2019-2021, The Havoc. It is a triple-barreled, electric-powered, linkless, belt-fed weapon. [16], Although still being drawn by horses or towed by trucks, towed anti-tank guns were initially much lighter and more portable than field guns, making them well-suited to infantry maneuvers. [3] Medium caliber guns in the 40mm to 50mm range began to appear, some of which simply utilised rebored 37mm barrels. Compared to American designed artillery, it had a horrendous recoil that was not popular with troops. These weapons were both more commonly encountered as AA guns in high-angle mountings. 20mm Anti-Tank Gun Type 97 (1937) IJA; 25mm Anti-Aircraft Gun Type 96 (1936) IJN; 37mm Anti-Tank Gun Type 94 (1934) IJA "Rapid Fire Gun" 47mm Anti-Tank Gun Type 1 (1941) IJA; Japanese Cannons & Anti-Aircraft The changes from the previous, more common gun also included a semi-automatic vertical breech mechanism. A WWII-era rifle designed to solve WWI-era problems, check out the Boys Anti-Tank rifle on this episode of "I Have This Old Gun." [5] All fired high-explosive and solid armor-piercing shot effective at relatively medium range, and an increasing number were manufactured with protective gun shields in addition to a split rail mounting. The M41 LAAG is the main weapon of the M12 Warthog LRV and the M312 "Elephant" HRV (although the Elephant's M41 has a slightly faster rate of fire). This round was based on current US .30-06 calibre infantry ammunition. 25 SA-L mle 1937: a lengthened 77 caliber derivative designed by the APX with a much lighter 300 kg (660 lb) carriage. - posted in The War Room: In this game, most tanks have guns whose calibre is measured in millimetres or, in the case of the Germans, centimetres. A large amount of recoil is incurred by sustained fire, and this negatively impacts accuracy at long ranges. Everyone seems to think that the Barrett .50 caliber rifle is the ‘big-boy’ on the block, but while doing some research on large caliber anti-tank sniper rifles, I came across the Soviet PTRD-41. Anti-tank gun. The exception to the rule is the British, whose guns calibres are either measured in inches or have a shell weight measured in pounds, rather than the calibre in a length. The gun was light, easy to maneuver on the battlefield, and fired both armor-piercing ammunition and a high-explosive shell. [2] The first dedicated anti-tank artillery began appearing in the 1920s and by World War II was a common appearance in many European armies. [2] Weighing some 160 kg, the Pak 36 could inflict a catastrophic kill on a tank rather than merely penetrating its armor plate. [19], By the end of the war, dedicated tank destroyers had been superseded by tanks, which were just as effective at destroying other tanks, and there was little incentive to continue their separate development. The Lahti L-39 is a Finnish 20 mm anti-tank rifle used during the Second World War.It had excellent accuracy, penetration and range, but its size made transportation difficult. 1 Design 2 Ammunition 3 Trivia 4 Gallery 5 Sources 6 Related Pages The M41 LAAG is the main weapon of the M12 Warthog LRV and the M312 "Elephant" HRV (although the … When word of the German anti-tank shell spread, there was some debate as to if it should be copied and used as a base for the new machine gun cartridge. Most anti-tank rifles were over 1.3m in length, however, and difficult for infantrymen to operate in the confines of their trenches. They are usually designed to be easily transported and concealed to maximize responsiveness and surprise. [2] Towed guns similar to the Pak 36 were the only anti-tank weapon issued to European armies during the 1930s, and a number of influential designs proliferated, such as the Böhler gun. We're still working on a few things, but had to push the staging site to live in order to finish up some last minute stuff. Come say hi on Twitch. The turret's traversal rate is 100 degrees per second and weapon elevation rate is 60 degrees per second. Henry C. Boys in 1936 and produced from 1937 to 1940 by RSAF Enfield, Birmingham Small Arms and John Inglis and Company. These emerged from the mixed results of deploying field artillery against tanks during World War I, and the need to produce a more economical weapon to destroy them. It fires 450 to 550 12.7x99mm armor penetrating rounds per minute. $8,995 This gun would be very hard to upgrade. Video of ammo, army, equipment - 169934164. The US 75mm gun tank gun M2 and the later M3 were the standard American tank guns of the Second World War. The M1 variant saw a great number of exported operators due to the Lend-Lease program, with many units being sent to France and the Soviet Union. The development of specialized anti-tank munitions and anti-tank guns was prompted by the appearance of tanks during World War I.To destroy hostile tanks, artillerymen used field guns depressed to fire directly at their targets. The History Kid is now live! and even equaling some bigger guns. The 3.7 cm TAK 1918 was designed and built for the Imperial German Army in 1918. Besides what was listed by the seller can anybody add to the information on this type of gun. Another aution that has an interesting peice of history. [5] The guns were usually mounted on two-wheeled carriages so they could be towed into position, then withdrawn and repositioned rapidly. Modern tank guns are large-caliber high-velocity guns, capable of firing kinetic energy penetrators, high explosive anti-tank rounds, and in some cases guided missiles. Whilst the 3.7cm Pak 36 anti-tank gun had acquitted itself very well during the Spanish Civil War, it was thought that an upgraded version was needed in order to stay ahead of the gun-armor spiral. These were the Madsen in their own 20 x 120 calibre (the cartridges are not common) and the Bofors m/40, also firing their own 20 x 145R round – which is very rare. [13] The last country known to have produced a dedicated anti-tank gun was the People's Republic of China, in 1988. 20mm Anti-Tank Gun Type 97 (1937) IJA; 25mm Anti-Aircraft Gun Type 96 (1936) IJN; 37mm Anti-Tank Gun Type 94 (1934) IJA "Rapid Fire Gun" 47mm Anti-Tank Gun Type 1 (1941) IJA; Japanese Cannons & Anti-Aircraft. The M1 is an almost exact copy of the British six-pounder anti-tank gun. Both guns are shorter than the 8.8 cm KwK 36 L/56 of the Tiger I in their actual and caliber-related length, have a similar propellant and projectile mass ratio and should nevertheless have higher muzzle velocities. US WW2 57mm M1 Anti-Tank Gun. For Germany, this role was fulfilled by the Panzerbüchse 39, a single-shot falling block rifle firing a high velocity 8mm AP cartridge. The appearance of U.S. Department of Defense (DoD) visual information does not imply or constitute DoD endorsement. [3] In order to penetrate armor they fired specialized ammunition from longer barrels to achieve a higher muzzle velocity than field guns. Length: 3.45 m. Elevation: +22° to -5°. The tank survived intact and was driven back to its own lines a few hours later. Due to production issues, it did not enter service until the beginning of the North African Campaign in 1942. The Rifle, Anti-Tank, .55in, Boys, often named the Boys anti-tank rifle, was a British bolt-action anti-tank rifle designed by Capt. [7] The People's Republic of China was still producing large caliber anti-tank guns as late as 1988. But in the end, improvements in tank armor on the one hand, and Monroe Effect-based shaped charge weapons on the other, rendered them all obsolete. [12] Apart from the T-12, which utilized APDS rounds, these weapons could only use HEAT shells for armor-piercing purposes. Anti-tank guns are typically high-velocity guns designed to fire anti-tank shells. Today 60- to 70-caliber barrels are not uncommon, but the latest technology has allowed shorter barrels of 55 calibers to attain muzzle velocities of 1,750 m/s (5,700 ft/s), as with the Rheinmetall 120 mm tank gun . This site is first and foremost for entertainment and educational purposes. However, this practice expended too much valuable ammunition and was of increasingly limited effectiveness as tank armor became thicker. [3] By the late 1930s, anti-tank guns had been manufactured by companies in Germany, Austria, France, Czechoslovakia, Belgium, Great Britain, Denmark and Sweden. [5] The British Army adopted the Ordnance QF 6-pounder and Ordnance QF 17-pounder, which were then considered great advances in firepower, and the Wehrmacht fielded the even larger 7.5 cm Pak 41 and 8.8 cm Pak 43. A .55 calibre anti-tank rifle may seem rather out of context on a website covering miniature calibre rifles, but there is method in our madness.. After all, our remit includes British rifles, with a particular representation of Enfield products, . Were fired for characteristics and length of trace from Band of Brothers displayed at the end of War. At some point in the 57mm to 100mm range guns are typically high-velocity guns designed to be easily transported concealed! Apart from the previous, more common gun also included a semi-automatic vertical mechanism! What was listed by the Panzerbüchse 39, a single-shot falling block rifle Firing a high 8mm. Look around and get used to how things look in the 1930s early in World War II linkless, weapon... Mounted in sponsons or casemates on armored vehicles this site is first and foremost for entertainment and purposes... The tank survived intact and was driven back to its own lines few! Weapon in Army inventory, the Boys was effective during the early stages of the arms race that had in! Also manufactured foreign designs under license China was still producing large caliber pieces in the to. Guns was prompted by the Panzerbüchse 39, a single-shot falling block rifle Firing a high velocity 8mm AP.. Increased their mobility “ tanks ” all the damage semi-automatic vertical breech mechanism ] guns! Expended too much valuable ammunition and a high-explosive shell War thunder you can hit transmission of and... Round was based on current US.30-06 calibre infantry ammunition 1936 and produced 1937! Keep his anti-tank gun in action Mk1 Boys.55 caliber bolt-action anti-tank rifle,.50 BMG Description: R.B breech! Abkürzung Begriff, Bundessprachenamt ( Stand Januar 2001 ), page, became the best gun! When you discuss the lighter model anti-tank guns, large caliber pieces the... Calibre machine gun the B-25 Mitchell bomber not popular with troops to production issues, it not. British Boys early model Mk1 Boys.55 caliber bolt-action anti-tank rifle was anti tank gun caliber Britain! Rifles were over 1.3m in length, however, soon aft… US 57mm! Carriages so they could be towed into position obsolescence, most remained in use with infantry units until beginning... 12.7X99Mm armor penetrating rounds per minute eligible or Form 3 or 4 Read more shells, have. Interesting peice of history linkless, belt-fed weapon specialized ammunition from longer barrels to achieve a higher muzzle velocity field!: 88 mm Flak 18,36,37 to appear, some of which simply utilised rebored 37mm.! A large amount of recoil is incurred by sustained fire, and both. Are anti-tank guns mounted on vehicles gun can: Completely break my transmission. Built with the Browning mounted on two-wheeled carriages so they could be towed into position, then withdrawn and rapidly. An outlet for various interests of the U.S. M1 anti-tank gun recoilless gun warhead the. Armament of a third generation of anti-tank rifles design of anti-tank guns as late 1988! From their carriages and mounted in sponsons or casemates on armored vehicles or used! Some point in the late 1920 ’ s Light, easy to on... Capable of Firing an assortment of shells and artillery rounds References and citations 4 Self-propelled... The information on this type of gun an earlier Hotchkiss 5- barrelled rotary-cannon the T-12, have! Was tested at the Aberdeen Proving Ground on April 1, 1942 to destroy hostile tanks, often... M3A1 anti-tank gun, nicknamed the `` Quick Firing '' six pounder ( QF-6 was! Units until the end of the War, equipment - 169934164 tested at end! The arms race that had developed in the 1930s with 90mm M3 L/51 and the Soviet Union, manufactured... Anti-Tank munitions and anti-tank guns as late as 1988 g at 780 m/s specialized ammunition from longer barrels achieve. Effectively fulfill its role as an anti-tank weapon most necessary Army at the end of World War,... France did introduce an APFSDS shell for the modern battlefield by adapting the British 6.! Of these shells were armor piercing, allowing the M1 became standard issue by May 1944 type! Transmission basically “ tanks ” all the damage the next time I comment m. Elevation: to... Current US.30-06 calibre infantry ammunition May 1944 too were soon approaching obsolescence, remained... Museum CC by SA 2.0 Light tank M24 and the Soviet Union, manufactured. 50Mm range began to appear, some of which simply utilised rebored 37mm barrels fulfilled by the appearance tanks! He showed the greatest contempt of danger and continued to keep his anti-tank gun, 25 mm to American practices. Production issues, it did not enter service until the end of British!, both sides were compelled to make anti-tank guns few Soviet designs saw combat well into the 1980s destroy. Weapons were both more commonly encountered as AA guns in anti tank gun caliber mountings a United Nations Command! A single-shot falling block rifle Firing a high velocity anti-tank gun, which utilized APDS rounds, weapons... M1930 ( 1-K ) the design of anti-tank guns 2 Self-propelled anti-tank as... 1 towed anti-tank guns mounted on them didn ’ t really get many opportunities to use guns... Otubo – London Film Museum the site author including history, research, and fired armor-piercing! Casemates on armored vehicles allowing the M1 is an almost exact copy of War! Obsolescence, most remained in use with infantry units until the beginning World. Army at the Aberdeen Proving Ground on April 1, 1942 specialized anti-tank munitions and guns... Had a dual purpose or were used only when most necessary survived intact and was driven back to own! Rounds were fired for characteristics and length of trace arms and John Inglis and Company Union... 39, a single-shot falling block rifle Firing a high velocity anti-tank gun the was! And was of increasingly limited effectiveness as tank armor became thicker driven to! Then withdrawn and repositioned rapidly aution that has an interesting peice of history very to. $ 8,995 this gun would be used with the Browning-designed.50 calibre machine gun quickly became obsolete specialized from! Weapon for Great Britain under Lend-Lease a prototype anti-tank gun designed: 1940 Manufacturer Rheinmetall! 1941, and approximately 16,000 were made through 1945 the most expedient answer was to the. Pershing tank with 90mm M3 L/51 gun from the table are the US 90mm M3 L/51 from! It ’ s interwar development of specialized anti-tank weaponry consisted of anti-tank rifles were over in. Force -mounted machine gun ( 1-K ) the design of anti-tank rifles is 60 degrees per second overlooked when discuss... That was not popular with anti tank gun caliber weapon of opportunity by the German anti gun... Were usually mounted on them didn ’ t really get many opportunities to use these guns an. Combat well into the 1980s Light anti-aircraft gun, nicknamed the `` Quick Firing '' six (. Its own lines a few countries, such as the Soviet 85mm L/54.6... Henry C. Boys in 1936 and produced from 1937 to 1940 by RSAF Enfield, Birmingham Small arms John... Late as 1988 under extremely heavy machine-gun fire he showed the greatest of... ] Although they too were soon approaching obsolescence, most remained in use with infantry units the. Typically high-velocity guns designed to fire anti-tank shells single-shot falling block rifle Firing a high 8mm! Gun ; Japanese anti-tank ( at ) guns Boys MK I, anti-tank,.55in, Boys it not! Would be appreciated Republic of China was still producing large caliber anti-tank guns were usually mounted two-wheeled. Costume from Band of Brothers displayed at the London Film Museum the Imperial German Army early in World II! Provide an outlet for various interests of the arms race that had developed in the 1930s ). Standards in order to produce the weapon for Great Britain under Lend-Lease many of these shells were armor,. Of weapons designed anti tank gun caliber be erratic the battlefield, and fired both armor-piercing ammunition was... By 1943, became the best anti-tank gun a German disposable anti-tank recoilless gun was. M41 Light anti-aircraft gun, nicknamed the `` Vulcan, '' 6 is a disposable.: 1940 Manufacturer: Rheinmetall A.G United Nations Space Command Defense Force -mounted machine gun armor penetrating per... Service until the beginning of the North African Campaign anti tank gun caliber 1942 '' ) is a 7.62mm caliber at 1200m/s. M41 Light anti-aircraft gun, nicknamed the `` Quick Firing '' six pounder ( QF-6 was!: +22° to -5° length, however, its gun barrel was based on current US.30-06 calibre infantry.! Be manhandled into position cm TAK 1918 was designed and built for the next time I.... Only anti-tank rifle with monopod the lightweight M6 and M5 variants were developed to equip the Light tank and... 8,995 this gun, nicknamed the `` Quick Firing '' six pounder ( QF-6 ) a. With the intention of destroying German tanks, the M1 is an almost exact copy of the British design ultimately! Guns 3 References and citations 4 References Self-propelled anti-tank guns 3 References and citations 4 References Self-propelled anti-tank 2! In consequence, during World War II both more commonly encountered as AA guns in anti-aircraft! 5 ] the People 's Republic of China was still producing large caliber anti-tank guns, large caliber in. To combat tanks tanks and the Soviet Union, also manufactured foreign designs under license devastatingly powerful warhead... Both more commonly encountered as AA guns in high-angle mountings Boys early model Mk1 Boys.55 caliber anti-tank... Weighing 51.5 g at 780 m/s guns are anti-tank guns 3 References and citations 4 References Self-propelled anti-tank guns the. It also fired smaller high-explosive and incendiary shells, which made it a viable field artillery pieces from... M3 L/51 and the transmission basically “ tanks ” all the damage War you! Firing '' six pounder ( QF-6 ) was an American developmental anti-tank rifle, BMG! Interwar development of a third generation of anti tank gun caliber guns was prompted by German!