MBAG - AR-15 Magazine Button Assistance Gadget

This video demonstrates a 'flow test' for the HUXWRX Black Magic suppressor, focusing on its ability to minimize gas blowback. The test involves a full magazine dump with the shooter intentionally angling their face to check for gas exposure. The results indicate minimal to no gas blowback, validating the suppressor's performance for users seeking a cleaner shooting experience, particularly for left-handed shooters who often experience more blowback.

This guide, presented by GBRS Group, addresses common issues with carbine accessory cable management. It emphasizes the importance of using appropriate cable lengths (10-inch and 14-inch options are highlighted) to prevent tension, which can lead to plugs being dislodged or cables breaking. Proper routing and dressing are crucial to avoid compromising grip and weapon functionality.

This guide details the installation of Xtech handguard inserts for AR-15 platforms. The presenter highlights these inserts as a valuable upgrade, noting they do not significantly increase handguard girth. The process involves unpacking the accessories, aligning the inserts, and securing them with the provided screws.

This video showcases advanced firearms training conducted by GBRS Group, featuring operators in full tactical gear. It highlights dynamic entry drills, close-quarters battle, pistol marksmanship, and carbine shooting techniques. The training emphasizes proficiency in various environments, including low-light conditions with night vision, and covers tactical movement, room clearing, and pre-operational briefings. The content demonstrates a high level of expertise and professionalism in tactical firearms instruction.

This video showcases the Sabre Mixtape Suppressor in action during a low-light live-fire demonstration. The footage highlights the suppressor's effectiveness in reducing muzzle flash and managing gas expulsion during rapid firing on an AR-style rifle. Key product details, including branding and model information, are presented.

This video demonstrates the sound signature of the Rhodie 6 suppressor from Ridgeback Defense Co. using an AR-style rifle. Audio recordings were captured at three distinct distances: immediately next to the shooter, 50 yards to the side, and 100 yards down range. The footage provides a clear visual of the suppressor attached to the firearm and highlights the diminishing sound levels as the distance increases.

This video details the diagnosis and repair of a feeding issue on a Sons of Liberty Gun Works East India upper receiver. The root cause was identified as a sharp burr on the barrel extension's feed ramp, causing rounds to jam. The solution involved polishing the feed ramps and adding a secondary bevel, replicating Colt's design, which successfully resolved the malfunction.

This video demonstrates the internal mechanics of an AR-15 bolt carrier group using cutaway models. It highlights the importance of internal bore dimensions for gas system efficiency and explains how to diagnose potential issues like gas leaks. The demonstration covers the cycle of operation, critical seals, and common manufacturing defects, offering advanced insights for AR-15 maintenance and troubleshooting.

This video provides a detailed autopsy of a faulty AR-15 Bolt Carrier Group (BCG). The analysis reveals critical manufacturing defects including an undersized bolt tail failing gauges, excessive firing pin protrusion causing pierced primers, an oversized firing pin hole, and an oversized cam pin hole leading to headspace issues. These flaws significantly compromise the BCG's function and reliability.

This video demonstrates a specialized technique for swapping an AR-15 rear takedown pin without full firearm disassembly. It highlights the use of a custom-fabricated tool, often made from a 1/16 inch Allen wrench, to depress the detent. The method allows for efficient pin replacement, particularly useful on rifles with staked castle nuts, by leveraging the old pin to guide the new one into place.