CZ247: Experimental Swivel-Action SMG

The CZ 247 is an experimental Czechoslovakian SMG from the late 1940s, featuring a unique rotating magazine well for versatile shooting positions and an integrated stripper clip guide for rapid reloading. It utilizes a progressive trigger for both semi-automatic and full-automatic fire without a selector switch. Despite its innovative design, it saw limited commercial success and export.

The ZK-466 is a rare Czech submachine gun developed in 1946, with only 22 units ever produced. Its unique design features a folding magazine well for enhanced compactness and a distinct safety mechanism that locks the bolt when engaged. The firearm offers select-fire capabilities with clear markings for safe, semi-auto, and full-auto modes.

The Colt SMG, an early 9mm AR variant from the 1980s, was designed for law enforcement SWAT teams. It leveraged existing M16 controls to minimize training. Key features include a three-position selector, a gas deflector requiring a shortened dust cover, and a simple blowback, closed-bolt operation.

The Samopal vz 38 was Czechoslovakia's first officially adopted submachine gun, designed by František Myška at CZ Strakonice. Intended for fortifications, it utilized the common .380 ACP cartridge for logistical simplicity, despite its underpowered nature for an SMG. Its design featured an open-bolt, blowback operation and a distinctive 96-round drum magazine, a copy of the Finnish Suomi's mechanism adapted for the smaller caliber. Only 20 prototypes were produced before German occupation halted further development.

This video focuses on the WHA MP5K, a specific variant of the compact MP5 submachine gun. As the title and description do not provide further details, it's assumed the content will likely involve a review, overview, or demonstration of this firearm. Potential topics could include its features, performance, historical context, or comparisons with other firearms. Given the specific model mentioned, it appeals to enthusiasts of compact firearms, submachine guns, and potentially the Heckler & Koch MP5 platform.

Gearhead Guns is producing a Type 100 Nambu PCC recreation, with the first batch shipping around March. It's available in 9mm Parabellum with 9-inch or 16-inch barrel configurations for SBR compliance. Customization options include various metal and wood finishes, with optional bayonet lugs.

This video details the unique 'French Finger Trap' issue with the MAS-36 rifle's bayonet, where two rifles can become unintentionally locked together. A 1951 French arsenal memorandum identified this problem, proposing a simple modification to the bayonet handle. Drilling a small hole allows a tool, like a firing pin, to depress the internal spring, enabling the separation of locked rifles.

The M134 Minigun is a scaled-down 7.62 NATO rotary cannon, requiring 24V DC power and consuming 1.5 kW. Its high rate of fire (3,000+ RPM) is essential for aircraft engagement windows. The complex delinker mechanism is critical for feeding ammunition, and practical hand-held use is impossible due to weight and recoil. Live fire demonstrates rapid ammunition consumption and the need for indirect aiming.

The H&K G11 is a revolutionary prototype assault rifle designed in the late 20th century, notable for its caseless ammunition and unique rotating drum bolt mechanism. Despite advanced features like a 2000 RPM burst fire rate and integrated optics, its development was ultimately halted by geopolitical shifts and cost concerns.

This video demonstrates the assembly and live-fire of the German 1936 pattern light mortar (L.Gr.W.36). It highlights the mortar's leveling mechanism for accuracy and the difficulty in visually tracking its 50mm projectiles after firing. The content showcases historical military hardware and its operational use.