H&R's Experimental M14 Guerrilla Gun

This guide outlines the conceptual assembly of the unique XR-86 custom rifle, a project by Wilfred Ellis. It details the integration of parts from an M60, M14, and AR-15, highlighting the custom gunsmithing required to combine these disparate systems into a functional firearm. The process involves careful mating of bolt, gas, and trigger mechanisms.

This guide details the disassembly and reassembly of the T31 Garand prototype, a rare bullpup variant developed by John Garand. It covers the unique short-stroke piston system, the asymmetrical internal layout, and the bolt's locking wedge. Expert instruction from Ian McCollum highlights the complexity and historical significance of this experimental firearm.

This guide details the process of adding rifle grenade capability to the FN CAL, as demonstrated by Ian McCollum. It covers the attachment of a folding grenade sight, adjustment of the barrel stop for range control, and the use of an experimental 25-round magazine. The FN CAL was evaluated by the French Army in the 1970s for its potential grenade launching capabilities.

This guide details the assembly and testing of the MSRG 19, a minimalist 3D-printed Glock 19 frame. It covers installing critical components like Aves rails and a locking block, followed by range testing to identify potential reliability issues such as heavy trigger pull and light primer strikes. The guide also touches upon high-capacity testing and an extreme durability test involving a vehicle, highlighting the capabilities of FDM 3D printing in firearm construction.

This guide details the disassembly and component overview of the M1E5 Experimental Paratrooper Garand, as presented by Ian McCollum. It covers the unique folding stock, receiver markings, pistol grip, grenade launcher sight, and barrel modifications. The M1E5 aimed to create a compact, full-powered rifle for paratroopers, though testing revealed significant drawbacks.

This video provides an expert-level overview of the M1E5 Experimental Paratrooper Garand, presented by Ian McCollum. It details the unique folding stock mechanism, receiver markings, and weight-saving modifications to the barrel. The comparison with a standard M1 Garand highlights its distinct features as a final iteration of the design.

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.