School of the American Rifle PVC Patches

This video showcases PVC patches related to the School of the American Rifle. The description provides a direct link to purchase a specific 'School of the American Rifle PVC Patch MK2 White' from their online shop. The content appears to be merchandising for a firearms education entity.

This video introduces the Marauder PID patch, a tactical accessory designed for community identification with the motto 'You're hated. Train like it.' The patch, made of high-quality PVC and rubber with Velcro backing, is presented as a motivational tool. Its release was expedited due to community interest, and it serves as a symbol for rigorous training and preparedness, drawing inspiration from historical military units.

This video announces the "Prepared Citizen" giveaway presented by Sensible Prepper, featuring a Maxpedition giveaway package worth $200. The prize bundle includes the new Duality Backpack, The Skinny Organizer, a Ferox Folding Knife, and a "Star Spangled Banner" PVC patch. The giveaway runs from June 12-19, 2015, and participation involves entering an email address via a provided link. The video also directs viewers to the Maxpedition website and thanks viewers, mentioning the music source.

This YouTube video focuses on "SOTAR/MOACKS AR Carrier Key Golfball Dimple Screws." The description directs viewers to their website for more product details. Based solely on the title and description, the content appears to be about a specific accessory or modification for an AR-platform firearm, likely related to its carrier or grip system, featuring a distinctive "golfball dimple" screw design.

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.