The WW2 Double-Magazine MP40/I

This guide details the operational procedure for the rare WW2 MP40/I submachine gun prototype, as demonstrated by Ian McCollum. It explains how to switch between its dual 32-round magazines using a unique sliding block mechanism to increase sustained fire capability against Soviet PPSh-41 variants. The process involves firing the first magazine, releasing a latch, and sliding the block to engage the second magazine.

This guide details the field stripping process for the PPSH-41 submachine gun, as demonstrated by Brandon Herrera. It covers safety checks, receiver opening, bolt and recoil spring removal, and identification of the fixed firing pin characteristic of its open-bolt design. The video also touches on historical context, including German modifications and caliber conversions.

This guide covers the partial disassembly of the Madsen Model 1945 submachine gun, as demonstrated by Ian McCollum. It highlights the challenges encountered even with reference materials, emphasizing the complexity of this rare firearm. The video showcases the importance of understanding historical firearms and the potential difficulties in their maintenance.

This video provides an expert-level breakdown of the Gerat Potsdam, a German Mauser copy of the British Sten Mark II submachine gun. Ian McCollum details its historical context, production by Mauser in late 1944 for specific German units, and its functional and manufacturing similarities and differences compared to the Sten. The presentation highlights key design elements, including spot-welded components and magazine variations, and touches upon its successor, the MP3008.

This video provides an in-depth look at the Erma EMP36, a rare precursor to the MP38 and MP40 submachine guns. Expert Ian McCollum details its external form factor, complex internal mechanisms, and historical significance. The EMP36 showcases early features like an underfolding stock and muzzle hook, highlighting its role in German rearmament development.

This guide details the field stripping process for the Italian TZ-45 SMG, as demonstrated by an experienced instructor. It covers the removal of key components like the front sling swivel and muzzle nut to access the barrel and receiver. The function of the charging handle as both an operational part and a dust cover is also explained.

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.