The Controversial New Civilian Legal Sig M5 - M7 Infantry Rifle.

This comprehensive guide from CJ at AT3 Tactical details the complete disassembly and reassembly of an AR-15 Bolt Carrier Group (BCG). It covers field stripping using minimal tools and then proceeds to a full deconstruction, including the extractor, ejector, and gas rings, with recommended tools and techniques for each step. The guide emphasizes proper lubrication and function checks for reliable operation.

This video provides a detailed inspection and partial disassembly of a Palmetto State Armory (PSA) chrome-lined, phosphate-coated M16-cut bolt carrier group (BCG). The instructor meticulously checks various components, including gas rings, ejector, extractor, firing pin, cam pin, bolt face, and gas key staking, using specialized gauges and tools. Key findings include a weak extractor spring, a non-beveled ejector edge, and a failure in the gas key staking during a reverse torque test, indicating potential issues with proper torque application and staking. The instructor plans to replace the gas key, screws, and springs to bring the BCG up to standard.

This guide provides a step-by-step process for cleaning an AR-15 platform rifle, as demonstrated by NSSF. It covers essential maintenance from receiver separation to bore cleaning, emphasizing the use of specialized tools like Otis cleaning kits. Proper disassembly of the bolt carrier group (BCG) and thorough cleaning of all components are highlighted for optimal firearm function and longevity.

This guide details the basic maintenance and cleaning procedures for an AR-15 style rifle, specifically a Daniel Defense DDM4, as demonstrated by Jim Ross, Director of Commercial Sales. It covers safety protocols, field stripping, BCG disassembly, cleaning techniques for all components, proper lubrication, reassembly, and a crucial function check to ensure reliability. The instruction emphasizes methodical execution and the necessity of regular cleaning for optimal firearm performance.

This guide details the disassembly and reassembly of an AR-15/M-16 Bolt Carrier Group (BCG) from an experienced instructor. It covers removing the firing pin, cam pin, and bolt, and emphasizes checking the gas key screws for proper torque and staking. The process is presented as straightforward, suitable for basic maintenance.

This guide details the cleaning of a heavily fouled Daniel Defense AR-15 Bolt Carrier Group (BCG) using the Tactical Elites Gun Cleaning Kit. It covers step-by-step disassembly, effective carbon removal with specialized brushes, and proper reassembly. The instruction comes from an expert demonstrating proficient firearm maintenance skills.

This guide covers the setup and operation of the Daniel Defense DDM4 PDW in .300 Blackout, as presented by a firearms instructor. It details the installation of common accessories like suppressors, lights, and optics, along with magazine loading and stock adjustment. The video emphasizes the PDW concept's utility and the effectiveness of the .300 Blackout cartridge, concluding with a live-fire demonstration.

This video features Tim from Military Arms Channel demonstrating the Remington 742 semi-automatic rifle chambered in .30-06 Springfield. He compares the .30-06 cartridge to the 5.56x45mm used in AR-15s, highlighting the power difference. The demonstration includes live fire at a steel target, showcasing the rifle's operation and magazine insertion.

This guide details the installation of the AR-57 upper receiver onto a standard AR-15 lower receiver, enabling the use of the 5.7x28mm cartridge. It also covers a practical modification using a Magpul PMAG as a brass catcher, demonstrating how spent casings are ejected downward through the AR-15's magazine well. The information is presented with high authority by Military Arms Channel, a recognized firearms reviewer.

This guide details how to swap the stock on a Ruger Mini-14, demonstrating its modularity by replacing a synthetic stock with a classic wood folding stock. The video features a live-fire demonstration of the rifle in its 'A-Team' style configuration, highlighting its rapid-fire capability. The host, a recognized firearms expert, provides an informative and confident assessment.