Home Brew AR Lube & AR Lubrication

This video delves into the history and technical aspects of Colt's four-way enhanced rifle fire control group, a system offering Safe, Semi, Auto, and Burst modes. The expert instructor, with extensive experience at Colt, details the evolution of the burst cam, patent information, and specific rifle models that utilized this complex mechanism. It highlights practical challenges and historical context, including issues faced by the Greek Army and the eventual discontinuation of the program.

This guide details the installation of the BS Squirts drop-in Forced Reset Trigger (FRT) for the AR-15 platform. It covers the initial safety checks, the installation process, and functional testing in both semi-automatic and simulated full-auto modes. The video emphasizes verifying the trigger's operation after installation, ensuring it functions correctly and safely within legal parameters.

This video provides a detailed guide on installing Geissele Brownells exclusive AR-15 triggers, differentiating between single-stage and two-stage models. It highlights the unique retaining clip system used on these more affordable Geissele triggers compared to standard models. The installation process is demonstrated step-by-step on a cutaway lower receiver, emphasizing proper pin insertion and function checks.

This guide details the process of lapping an AR-15 receiver to ensure proper barrel alignment for improved long-range accuracy. Instructor Stephen Caleb from Brownells explains that receiver faces can be slightly out of alignment, leading to barrel runout. The process involves using a specialized lapping fixture and aluminum oxide lapping compound with a drill to create a perfectly flat receiver face. This ensures the barrel seats flush and square, critical for precision shooting beyond 500 yards.

This guide outlines the installation of the Atrius Force Reset Selector, a device designed to augment existing mil-spec fire control groups by adding a force reset third position. The installation process involves replacing the standard selector with the Atrius unit, enhancing functionality without altering the manual of arms. The company emphasizes compliance and innovation within legal frameworks.

This guide details the installation of the Atrius Drop-in Selector for AR-15 platforms. Ryan Spadafore, Founder and CEO of Atrius Development Group, highlights its compatibility with mil-spec fire control groups and its ability to add a third firing position. The process involves careful handling of internal components and ensuring proper alignment for enhanced shooting experience.

This guide details the process of diagnosing and repairing an owner-induced feeding problem in an AR-15 upper receiver, specifically addressing a burr on the barrel extension's feed ramp. Expert gunsmith Chad Albrecht demonstrates meticulous inspection, burr removal, and polishing techniques to restore reliable feeding. The video emphasizes that such modifications, while often overlooked, are valid solutions for specific AR-15 malfunctions.

This guide details a diagnostic technique for AR-15 bolt carrier groups, focusing on efficiency rather than simple pass/fail. Developed by Chad Albrecht of School of the American Rifle, it uses custom gauges and cutaway components to illustrate gas dynamics, critical seals, and potential failure points like gas leaks. This advanced method helps troubleshoot functionality issues and understand the nuances of the AR-15's internal gas system.

This video provides a critical, expert-level inspection of a problematic AR-15 Bolt Carrier Group (BCG) by Chad Albrecht of School of the American Rifle. The analysis details numerous manufacturing defects, including an undersized bolt tail, excessive firing pin protrusion, oversized firing pin and cam pin holes, and a failing headspace check. The content highlights the importance of precision gauging in identifying critical failure points that impact rifle reliability and safety.

This guide details a specialized technique for swapping an AR-15 rear takedown pin without requiring a full disassembly. It leverages insights from Chad Albrecht of School of the American Rifle, emphasizing the use of a modified 1/16 inch Allen wrench or a specialized tool to manage the detent. This method is particularly useful for AR-15 variants with collapsible stocks, offering a more efficient approach to maintenance.