Teslong Workbench Borescopes and Rebel the Shopcat

This video from Brownells' Product Spotlight series features Caleb demonstrating the Teslong Digital Borescope. The content focuses on the key features, proper usage for barrel inspection, and the benefits of this digital borescope for firearm maintenance. It is presented as a valuable tool for shooters, gunsmiths, and professionals to assess barrel condition. The video encourages viewer engagement through likes, shares, and subscriptions.

This video features Alan from Teslong showcasing their new collapsible and WiFi-enabled borescopes at SHOT Show 2023. The discussion covers the upcoming release in Q2 2023 and compares the features and pricing of both wired and wireless models. The video aims to highlight Teslong's latest innovations in inspection camera technology for potential use in firearm maintenance or diagnostics.

This YouTube video highlights the utility of a borescope for firearm owners, specifically featuring the Teslong USB/Wi-Fi models. The content aims to educate viewers on why a borescope is a necessary tool for firearm maintenance and inspection. It provides links to purchase the featured Teslong products, including the NTG100 45-inch flexible USB borescope, and offers a discount code. The description also clarifies that affiliate links are used for the product referrals.

This YouTube video showcases Teslong's affordable borescopes at SHOT Show 2022. The video focuses on the features and options available for these inspection tools, highlighting their utility for examining firearm barrels and other internal components. While no firearms are demonstrated or sold, the context of the product (bore inspection) makes it relevant to firearm owners and gunsmiths.

This video showcases the Lyman Borecam Digital Borescope, a tool designed for inspecting the inside of firearm barrels. It highlights the functionality of the borescope for visual examination of rifling and bore condition. The description also includes affiliate links to the Lyman Borecam on Amazon and a Pancellent Endoscope, suggesting it's a product review or demonstration with purchase recommendations.

This video from Bolt Action Reloading highlights the significant benefits of using a borescope for firearm barrel cleaning. The demonstration shows how a borescope, combined with recommended cleaning products like ThorroFlush, can effectively reveal and address issues such as copper fouling and carbon rings within the barrel. The content emphasizes how this tool and process lead to a cleaner, better-performing firearm, offering practical advice for gun owners.

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.