Springfield Armory SAR-3 Rifle

This video provides an expert overview of the Century Arms CA-3, a .308 rifle built with surplus G3 parts kits and US-made components. It highlights the rifle's roller-delayed blowback action and demonstrates the iconic 'HK slap' charging technique. The rifle is presented as a unique option for collectors and enthusiasts seeking a historical firearm with modern usability.

This video provides an expert-level deep dive into the Sig AMT 510-4, a roller-delayed blowback rifle. The instructor, a recognized subject matter expert, thoroughly explains its historical lineage, unique mechanical features like the Swiss ejection system, and compares it to related designs such as the CETME and HK G3. The video also touches on the modern resurgence of roller-delayed systems.

This video provides an expert-level examination of an Iranian-produced copy of the Rheinmetall MG3 machine gun, tracing its lineage from the iconic MG42. Jonathan Ferguson of the Royal Armouries details the naming conventions, production history in Iran, and specific technical features that distinguish it as an MG3 variant. The analysis highlights key differences from the original MG42 and earlier MG1 variants, including internal components and external features, offering insights into its manufacturing and adoption by the Iranian military.

This video from Classic Firearms provides an expert-level review of the Century Arms AP53 PDW (chambered in 5.56/.223) and AP51 PDW (chambered in .308/7.62x51 NATO). The presenter, demonstrating experienced authority, details the roller-delayed blowback mechanism, compares these unique MP5 variants to traditional platforms like the G3 and HK33, and offers practical insights from a range session. Key takeaways include the manageable recoil impulse for both calibers, the utility of the Navy-style lower receiver, and considerations for optic mounting and suppressor use.

This video reviews five top-tier rifles for survivalist scenarios, emphasizing reliability, portability, and versatility. The Ruger SFAR offers a lightweight .308 option, while the Kel-Tec Sub 2000 Gen 3 provides extreme compactness in 9mm. The Kalashnikov USA KR 103 is highlighted for its ruggedness in 7.62x39mm, the Ruger 10/22 Takedown excels in .22LR portability, and the Springfield Saint Victor 5.56 is presented as a reliable AR-platform choice. The instructor, Scott from Line 45, draws on extensive field experience to recommend these firearms for 'when everything falls apart.'

This video tests the penetration capabilities of various firearms against a stack of hockey pucks. It demonstrates how different calibers and firearm types, from .22 LR to .50 BMG, interact with the pucks, showing varying degrees of penetration and puck destruction. The experiment highlights the significant differences in stopping power and projectile energy across a wide range of common and powerful ammunition types.

This guide covers the setup and operation of the Daniel Defense DDM4 PDW in .300 Blackout, as presented by a firearms instructor. It details the installation of common accessories like suppressors, lights, and optics, along with magazine loading and stock adjustment. The video emphasizes the PDW concept's utility and the effectiveness of the .300 Blackout cartridge, concluding with a live-fire demonstration.

This video features Tim from Military Arms Channel demonstrating the Remington 742 semi-automatic rifle chambered in .30-06 Springfield. He compares the .30-06 cartridge to the 5.56x45mm used in AR-15s, highlighting the power difference. The demonstration includes live fire at a steel target, showcasing the rifle's operation and magazine insertion.

This guide details the installation of the AR-57 upper receiver onto a standard AR-15 lower receiver, enabling the use of the 5.7x28mm cartridge. It also covers a practical modification using a Magpul PMAG as a brass catcher, demonstrating how spent casings are ejected downward through the AR-15's magazine well. The information is presented with high authority by Military Arms Channel, a recognized firearms reviewer.

This guide details how to swap the stock on a Ruger Mini-14, demonstrating its modularity by replacing a synthetic stock with a classic wood folding stock. The video features a live-fire demonstration of the rifle in its 'A-Team' style configuration, highlighting its rapid-fire capability. The host, a recognized firearms expert, provides an informative and confident assessment.