The Last Lee Enfield: the L42A1 Sniper

The S.R.E.M. (Sniper Rifle Experimental Model) was a unique British bullpup sniper rifle prototype from WW2, featuring a pistol grip that doubled as a charging handle to maintain sight picture during cycling. Only two were commissioned, and this is the sole surviving example. Its action utilizes a simple two-lug rotating bolt locked by a pin mechanism.

The TKIV-85 is Finland's cost-effective sniper rifle, built on Mosin-Nagant actions and featuring a unique octagonal bedding block for a free-floated barrel. Chambered in 7.62x53R, it utilizes a Valmet trigger and a modified bolt, typically paired with a Schmidt & Bender 4x36 scope. This rifle served for nearly 40 years before being replaced by modern platforms.

The TKIV-85 is a Finnish sniper rifle built on a Mosin-Nagant action, featuring significant modifications for enhanced accuracy. Key upgrades include an octagonal bedding block for a free-floating barrel and a Valmet adjustable trigger. It is equipped with a Schmidt & Bender 4x36 scope with an 800-meter BDC.

The Barrett M82A1, a .50 caliber rifle, is primarily designed for anti-materiel roles and EOD, not as a dedicated sniper rifle. It typically achieves around 3 MOA with standard ammunition, suitable for its intended purpose of high-volume firepower at range, rather than pinpoint accuracy. Its semi-automatic action supports this design philosophy.

This video provides an in-depth review and practical accuracy test of the SIG Sauer SSG 3000 sniper rifle, chambered in 7.62x51mm NATO. The hosts demonstrate its capability out to 1,000 yards, discussing its lineage from the Sauer 200 STR and its historical market positioning. The review highlights the rifle's German-made quality, advanced features for its time, and reasons for its limited success in the US market, offering valuable insights for firearms enthusiasts and collectors.

Estonia's AK4 TP is a modernized Swedish AK4 (G3 variant) serving as a Designated Marksman Rifle. These rifles feature a Hensoldt 4x optic, Magpul stock, and Versa-Pod bipod for enhanced accuracy. They retain the original full-auto fire control unit, indicating a focus on precision rather than a complete overhaul of the G3 platform.

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.