Big 3 East: Geissele Automatics

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 video features Klay showcasing five of his personal AK builds, offering a deep dive into custom modifications and accessory choices. The builds range from a defensive SLR 107 FR to a competition K101, a 9mm AKX-9, a Draco suppressor host, and a Mini Beryl PDW. Klay, a recognized expert in the Kalashnikov community, provides technical details on parts compatibility, tuning, and intended use for each firearm.

This guide, informed by an expert from AT3 Tactical, explains the benefits of a 2-stage trigger for AR-15 platforms. It details the mechanics of take-up, wall, and break, recommending a quality mid-tier trigger as a practical first upgrade. The content emphasizes understanding trigger function for improved control and accuracy, crucial for defensive use.

This guide details the installation of the ALG AKT Trigger on AK-47 and AK-74 platforms, based on expert instruction from Mrgunsngear. It covers component assembly, pin installation, and hammer/safety re-engagement. The review highlights the trigger's crisp break, short reset, and light pull weight (2.25-2.75 lbs), comparing it favorably to stock triggers and the Tapco G2. Specific fitting adjustments for certain AK variants are also noted.

This guide details the installation of the Geissele Super Sabra trigger pack for the IWI Tavor and Tavor X95 rifles. The process is presented as a straightforward swap, emphasizing the use of a 5.56mm round to remove retaining pins. The guide highlights the material upgrade from polymer to hardcoat anodized aluminum and nitride-treated steel internals, along with the potential for adjustability and improved trigger feel.

This guide details the operation of Geissele Automatics' innovative ambidextrous lower receiver, as demonstrated by Brandon Smith at SHOT Show. The key feature is the dust cover's integration as a bolt lock mechanism, allowing the bolt to be held open by pressing the rear of the dust cover. The right-side bolt release is also highlighted for its accessibility. This innovation aims to enhance manipulation ease for shooters.

This video provides an expert-level overview of a heavily customized AR-15, nicknamed the 'Zombie Destroyer', built for a thematic zombie apocalypse scenario. The build features an extensive accessory loadout including multiple optics, lasers, and flashlights, along with a high magazine capacity. The demonstration includes rapid fire, engagement of Tannerite targets, and unique shooting techniques, showcasing the rifle's capabilities and the instructor's proficiency.

This video details an extreme AR-15 meltdown test, pushing a custom build to its limits. Expert instructor Eric demonstrates the process, highlighting component durability and failure points under sustained fire. The test concludes with a catastrophic barrel failure after 830 rounds, providing valuable insights into the platform's resilience.

This guide details the process of conducting an extreme durability test on an AK-47 variant, specifically the Definitive Arms VEPR, as demonstrated by Iraqveteran8888. The test involves sustained full-auto fire to induce critical heat failure, followed by inspection of components like the barrel and gas block. The expert assessment highlights the rifle's resilience, lasting 895 rounds before failure, and compares its performance to other platforms.

This guide details a 700-round rapid-fire stress test on a Yugo M92 PAP AK-47 variant, demonstrating the platform's legendary durability under extreme heat. Performed by Eric from Iraqveteran8888, the test highlights safe handling of overheated firearms and concludes with a tribute to Mikhail Kalashnikov's engineering legacy. The firearm successfully completed the test despite significant heat buildup.