Colt 607: The First AR Carbine

This video from Forgotten Weapons, featuring expert Ian McCollum, delves into the functionality and historical context of reproduction XM-177 and GX-607 moderators by Liemohn Mfg. It examines their effectiveness in reducing sound and flash compared to original designs and dummy suppressors, referencing 1968 test data and the ATF's 1975 ruling on their classification as suppressors. The discussion highlights the historical need for such devices in Vietnam and their technical specifications, durability, and legal implications.

This video showcases a Colt 607 carbine clone, a precursor to the M4. The presenter highlights its historical significance as an early attempt by Colt to shorten the AR-15 for special operations, noting that only about 50 units were handmade. The video details the unique collapsible stock mechanism and compares it to later Colt designs, emphasizing the appeal of retro firearms and clone builds.

This video showcases several new and updated firearms released in 2026, covering a range of categories from PDWs and concealed carry pistols to AR-style platforms and precision bolt-action rifles. It highlights technical specifications, design features, and intended applications for each firearm, providing insights into advancements in firearm technology and manufacturing. The presenter offers a mixed sentiment, appreciating the innovation while noting the premium pricing of some models.

This video discusses seven firearms ideal for a survival scenario, emphasizing practicality, reliability, and ammunition availability over pure firepower. The presenter, Ted from Line45, highlights the AR-15 carbine for its modularity and widespread parts, the Glock 19 for its all-around capability and commonality, and a 12-gauge pump shotgun for close-quarters effectiveness. He also includes a lever-action rifle in .357 Magnum for its ammo flexibility, a .357 Magnum revolver for its simplicity and reliability, a 9mm PCC for efficient shooting, and a suppressed bolt-action rifle in .308 for long-range engagements. The core theme is choosing tools that solve the most problems with the least logistical burden.

This video, presented by Scott from Line 45, highlights eight firearms that have earned a permanent place in owners' collections due to their exceptional performance, reliability, and user satisfaction. The featured firearms include the Glock 19 Gen 5, 1911 Government Model, Smith & Wesson Model 686, CZ75 SP-01, Ruger 10/22, Remington 870 Wingmaster, Marlin 1895 Guide Gun, and BCM RECCE 16. Each firearm is discussed for its specific attributes that contribute to its enduring appeal, such as balance, trigger feel, recoil management, durability, and aftermarket support, making them resistant to being traded or forgotten.

This video from Achilles Heel Tactical outlines their February 2026 course schedule, featuring advanced firearms manipulation and tactical movement drills. Instruction is provided by a professional firearms training provider, emphasizing a 'Performance > Promise' philosophy. The schedule includes various courses like Baseline Carbine and Pistol Mastery across multiple locations in Georgia, California, Michigan, and Texas.

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.