Chinese 7.62mm Sten Gun

This guide details the field stripping and reassembly process for the ZKP-524, a rare Czech prototype pistol based on the 1911 design chambered in 7.62x25mm Tokarev. Expert Ian McCollum demonstrates the disassembly, highlighting unique features like the guide rod mechanism and the multi-function flat spring, while emphasizing the 1911-style procedure. Proper safety protocols are paramount throughout the process.

This guide details the disassembly and suppressor overview of the Chinese Type 85 SMG, as presented by Ian McCollum. It covers identifying key components like the fire selector, understanding its blowback operation, and examining the unique suppressor design featuring a perforated barrel and expansion chamber. Proper safety precautions are emphasized throughout the process.

This guide details the field stripping and reassembly process for the Yugoslav M56 submachine gun, as demonstrated by Ian McCollum on Forgotten Weapons. It highlights the simple internal components and a critical safety hazard related to the rear end cap reassembly. Proper reassembly is crucial to prevent dangerous spontaneous disassembly during firing.

This guide breaks down the roller locking mechanism as explained by Ian McCollum on Forgotten Weapons, focusing on the CZ 52 pistol. It clarifies that roller locking is a distinct, fully locked action, a subtype of flapper locking, utilizing symmetrical rollers against a central block to lock the barrel and slide together during recoil. The explanation details the unlocking process as the rollers encounter angled surfaces.

This guide details the field stripping procedure for the North Korean M49 submachine gun, a variant of the Soviet PPSh-41. The video, presented by Ian McCollum of Forgotten Weapons, highlights the M49's simple construction, including its hinged receiver for easy access to internal parts like the bolt and recoil spring. Proper safety protocols are emphasized throughout the disassembly process.

This guide details the field stripping process for the rare North Vietnamese K-50M submachine gun, a modification of the Chinese Type 50 (itself a variant of the Soviet PPSh-41). The video, presented by firearms expert Ian McCollum, demonstrates how to access the K-50M's internals, highlighting its unique rubber recoil buffer and open-bolt operation. It emphasizes the weapon's historical context and modifications made in North Vietnamese workshops.

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.