SHOT 2017: Vortex Razor AMG UH-1 Optic

This review of the Zentinel Defense HS-VIGIL holographic sight highlights its market disruption potential with a $450 price point, significantly undercutting competitors like Eotech. Tested rigorously on a SCAR-17 over 600 rounds, the HS-VIGIL demonstrated excellent zero retention and comparable parallax performance to higher-priced optics. Its features include NV compatibility, a 20,000-hour battery life, and shake-awake technology, making it a compelling option for budget-conscious users seeking reliable performance.

This video introduces the Zentinel Defense Vigil, a 'true holographic sight' manufactured in China, as part of the 'Cheap Chinese Practical' (CCP) series. The review includes a rigorous drop test to assess durability and zero retention, comparing its performance and reticle clarity to established brands like Vortex and EOTech. The speaker, Shortshot Tony, concludes that the Zentinel Vigil offers a practical and cost-effective alternative.

This guide details the installation and use of the DOT EHS-1 holographic sight, as presented by Shortshot Tony. The optic is noted for its significant height, facilitating fast target acquisition and a comfortable shooting posture. It features a 1 MOA dot with a 65 MOA ring, multiple brightness settings, and a dedicated night vision button, making it suitable for passive aiming with NODs and effective on Pistol Caliber Carbines (PCCs).

This expert overview from Roger Barrera of QVO Tactical details the Eotech EXPS 3 HD, a significant update to a popular holographic sight. Key improvements include a new rotary dial for illumination control, maintaining the iconic 'donut of death' reticle while offering 7 daylight, 1 auto, and 4 night vision settings. The sight features a durable aluminum housing, a quick-detach mount, and runs on a CR123 battery, with an MSRP around $999. The presentation highlights the practical application and updated features for modern firearm users.

EOTech unveiled five new products at SHOT Show 2026, including the EXPS3-HD holographic sight with an integrated shroud, the EFLX CE closed-emitter pistol red dot featuring dual footprint compatibility and shake-awake technology, and the consumer OGL laser with visible/IR lasers and illuminator. They also introduced 3D-printed titanium suppressors for various calibers with 'Vent Forward' technology. The presentation highlights EOTech's expansion into new product categories.

This video provides a detailed look at the new Vortex UH-1 Gen2 holographic sight, also known as the "Huey." Released in 2020, this updated version builds upon the original UH-1 with several new features. The review is presented by Pat RMG and features Vortex Optics.

This video demonstrates the critical failure of a Bulgarian Arsenal SLR104 AK-74 variant when subjected to a mud test. Despite its platform's reputation, the rifle experienced immediate failures to go into battery, eject, and feed due to mud ingress. Repeated attempts to clear the weapon revealed significant friction and a complete mechanical stoppage, highlighting potential reliability issues under extreme conditions.

This video details the anatomy and historical use of 1700s grenades, focusing on their components like the external fuse and internal charge. It demonstrates the ignition process using a slow match and highlights the safety precautions necessary when handling replicas. The content also briefly showcases the hand mortar as an alternative deployment method for these early explosive devices.

This video provides a detailed instructional guide on applying a Gaza-style tourniquet, emphasizing proper technique for effective hemorrhage control. It highlights the importance of initial strap tightening before using the windlass for occlusion and securing it properly. The content also touches upon patient comfort and potential challenges during application.

This video details the historical loading process for the 1836 Colt Paterson revolver. It covers the unique disassembly required, including removing the barrel wedge and the barrel itself. The process involves setting the cylinder to half-cock, charging each chamber with 20 grains of powder and a lead ball, and using a specialized arbor tool to seat the projectile before capping and reassembly.