Colt CMG-2 Light machine gun

This video provides an in-depth, expert-level guide to disassembling the Bergmann MG 15nA, a World War 1-era light machine gun. Curatorial Assistant Joe Ford meticulously walks through each step, from removing the feed tray cover and buttstock to extracting the bolt, barrel, and locking mechanisms. The guide highlights the unique design features and operational principles of this historically significant firearm, offering valuable insights for gunsmiths and firearms enthusiasts.

This guide details the disassembly of the URZ prototype rifle, focusing on its unique roller-delayed blowback action, massive recoil spring, and 50-round drum magazine. Expert insights from Ian McCollum highlight the internal mechanics and design intent of this Czechoslovakian modular weapon system.

This guide details the disassembly and feeding mechanism of the Praga I-23 prototype light machine gun, a predecessor to the ZB26. It covers the belt-fed system, gas operation, and internal cycling, as explained by Ian McCollum. The information is presented with high technical authority, suitable for intermediate-level enthusiasts interested in historical firearm development.

This guide details the installation of a Drop-In Auto Sear (DIAS) into an AR receiver, a process that converts the firearm to full-auto. The DIAS is a self-contained, legal machine gun that can be moved between compatible AR platforms. Due to its NFA classification, understanding its legal status and transferability is crucial. The video highlights the extreme rarity and high market value of pre-1986 registered DIAS units.

This entry details the T44 light machine gun prototype, a significant early step in the development of the M60. It highlights the hybrid nature, combining German FG42 and MG42 components, and explains the crucial mechanical modification of adding a roller lug to the bolt to enable the MG42's belt-feed system. The custom stock and receiver modifications are also noted.

This guide details the field stripping and operational overview of the Heckler & Koch MG3 machine gun, presented by Brandon Herrera. It covers the disassembly process, including removing the stock, recoil spring, and bolt carrier group. The guide also touches upon the MG3's roller-locked, short recoil operating system, its quick-change barrel feature, and its belt-fed mechanism. Advanced users will find the detailed breakdown and operational insights valuable.

This guide details the specific technique for separating two MAS-36 rifles that have been inadvertently locked together by their bayonets. It outlines the historical context of this issue, the modification made to the bayonet to resolve it, and the step-by-step procedure for disengagement. The technique requires precise alignment and the use of a pointed tool to access the internal release mechanism, as demonstrated by firearms expert Ian McCollum.

This guide details the loading and firing procedure for the M134 Minigun, as explained by Ian McCollum. It covers manual indexing of the barrel cluster, feeding the ammunition belt, engaging controls, and firing. The guide also touches upon the weapon's spin-down inertia and the function of modern clutch systems. Expert instruction from a recognized firearms historian highlights the technical aspects of operating this powerful weapon system.

This guide details the operational features of the H&K G11 K2, a prototype assault rifle known for its caseless ammunition and unique rotating drum bolt. It covers the selector settings, magazine capacity, integrated optics, and the internal action designed for recoil management during high-rate-of-fire bursts. Expert insights from Ian McCollum highlight the historical context and technical innovations of this advanced firearm.

This guide details the operation of the German L.Gr.W.36 50mm light mortar, as demonstrated by expert Ian McCollum. It covers assembly, leveling procedures, ammunition handling, and live fire execution, emphasizing the difficulty in visually tracking the projectile. The instruction highlights the importance of proper setup for accuracy.