MAINTENANCE

This guide details the installation of an AR-15 buffer tube using the LAW Tactical Alignment Tool (LAT) in conjunction with a Geissele Reaction Block. Expert instruction from the School of the American Rifle demonstrates how to achieve perfect alignment of the receiver extension with the lower receiver, crucial for proper function and preventing common assembly errors. The process involves securing the components, torquing the castle nut to 38-42 foot-pounds, and ensuring a reliable build.

This guide details the installation of an aftermarket AR-15 trigger, specifically a Timney Triggers product, into a clear lower receiver. The process involves unboxing, component inspection, mounting the trigger assembly with pins, and performing a function check. The demonstrative tone and clear handling of components suggest an experienced instructor guiding the viewer through a common firearm modification.

This expert guide from the School of the American Rifle details how to identify and address rough carrier key bores in AR-15 bolt carrier groups. The instructor, demonstrating expert knowledge, explains how these manufacturing defects, particularly on Colt components, can lead to premature wear on the gas tube and reduced reliability. Solutions involve replacing the defective carrier key to ensure smooth operation and longevity of the firearm.

This expert guide from School of the American Rifle details how to identify and replace a malformed weld spring in an AR-15's delta ring assembly. A misaligned weld spring can cause gas tube issues, leading to potential component damage. The video provides a clear visual comparison and step-by-step instructions for replacement, emphasizing proper alignment for optimal function.

This guide details the installation of the RISE Armament REV 535 trigger, a modular trigger system for AR-15 platforms. The process emphasizes ease of installation with spring-loaded pins and a snap-in modular trigger face. The video demonstrates a quick, straightforward upgrade, highlighting the red anodized curved trigger face option.

This guide details the assembly of a budget-friendly AR-15 designed for maximum muzzle flash, as demonstrated by Yoki Sturrup. It covers the installation of key components like the PSA Freedom upper, KAK Industries flash can, Bushnell TRS-25 optic, and Surefire G2 light. The build emphasizes cost-effectiveness while achieving a visually impressive result for recreational shooting.

This video demonstrates universal shooting standards, emphasizing under one-second engagement times from high and low ready positions. It showcases drills like the Bill Drill and a 3 Body, 2 Head sequence, highlighting efficient weapon manipulation and accuracy with a custom AR-15 build featuring an EOTech optic and GBRS Hydra Mount.

This guide, based on instruction from DJ Shipley of GBRS Group, details the critical importance of proper posture while wearing body armor. It emphasizes standing upright and squaring plates to the threat to maximize ballistic coverage, contrasting this with the dangerous practice of leaning forward, which can expose vital areas. The instruction highlights techniques for effective protection in tactical scenarios.

This GBRS Group video emphasizes mastering carbine reloads by prioritizing proper technique over raw speed. It highlights the critical importance of a firm, forward support grip (like a C-clamp) for weapon control during CQB and high-stress scenarios, warning against sacrificing fundamentals for fast 'par times'. The correct sequence involves sending the bolt, moving the support hand forward, establishing a solid grip, and then re-acquiring the target.

This video showcases an advanced tactical training session led by an expert with former Tier 1 Special Operations experience. The drill integrates live fire range exercises, high-intensity physical conditioning on an Echo Bike, and close-quarters battle scenarios, all while monitoring biometric data to simulate combat stress and optimize performance.