CMMG 22 Evolution Troubleshooting Buzzing the chamber

Jordan from PoorBoy Arms details troubleshooting a Beretta 92XI equipped with a .22LR conversion kit experiencing multiple malfunctions. He emphasizes the importance of thorough cleaning, lubrication, and potentially polishing parts to ensure flawless operation. The video also highlights a design concern regarding the slide not locking open, which could lead to firing pin damage.

This guide details the cleaning process for a BCM AR-15 rifle, emphasizing inspection after 10,000 rounds. It highlights that modern, high-quality firearms can maintain reliability with less frequent cleaning compared to older military standards. The video features Tim Harmsen demonstrating barrel inspection and cleaning techniques.

This YouTube video, titled "How to remove an angled rear sight without a gunsmith," offers a practical guide for firearm owners. The description indicates a live session at 6 pm Pacific, suggesting an interactive format. The core content focuses on a specific firearm maintenance task, aiming to empower users to perform the procedure themselves, thus avoiding the need for professional gunsmith services. The video is likely to appeal to individuals interested in DIY firearm care and modifications.

This guide details an expert-level approach to cleaning a neglected black powder revolver, contrasting ultrasonic cleaning with a dishwasher experiment. The instructor, with 20 years of experience with black powder firearms, demonstrates the effectiveness of an ultrasonic cleaner using Dawn dish soap and Ballistol, recommending it over the dishwasher method which caused rust and removed bluing. The process includes disassembly, ultrasonic cleaning, lubrication, and bore scope inspection.

This guide addresses common issues encountered with a Beretta 92 .22LR conversion kit, as demonstrated by a hobbyist. It covers troubleshooting a hammer that doesn't fully drop and .22LR feeding problems, suggesting a potential need for a break-in period. The video highlights the components included in the kit: barrel, slide, and magazine for full-size Beretta 92 series models.

This video addresses a practical question regarding firearm maintenance and care: whether leaning a gun barrel can cause it to warp. The content aims to provide a definitive answer to this common concern among firearm owners. It delves into the physical properties of gun barrels and the forces they are subjected to during storage or handling, explaining the likelihood of such damage occurring from simple leaning. The video focuses on providing clear, evidence-based information rather than demonstrating specific firearm models or shooting techniques.

The CMMG Mk47, a hybrid AR-15/AK-47 platform, requires the AK 'rock and lock' manual of arms for magazine insertion, not the AR-15 straight-up method. Incorrect insertion leads to a 'mag-locked' state, preventing reliable feeding. Testing confirms this method works with various AK-pattern magazines, including Magpul, US Palm, and XTech Tactical.

The CMMG P3 screw, or Personal Position Preset, allows users to set a specific stop point for their rifle's stock or brace. It's stored in the Zeroed grip and installed into the Fastback receiver extension using a 7/64" hex wrench. Adjusting the RipStock requires a 1/8" hex wrench, while the RipBrace uses its adjustment lever to clear the P3 screw.

This video highlights essential AR-15 accessories, prioritizing optics and triggers for improved performance. It also covers practical additions like slings, charging handles, and foregrips. The presenter emphasizes that foundational essentials like ammunition and training are paramount, even above hardware upgrades.

This video provides a comprehensive overview of the CMMG .22LR conversion kit for AR-15 platforms. It details the benefits of cost savings and reduced recoil for training, explains the installation process, and highlights important compatibility distinctions, especially for Mk57 uppers. The review also covers operational nuances like the bolt hold-open feature.