Drop-In Auto Sears: A Video Too Spicy for YouTube

This video discusses the Gforce Arms LVR 357, a Mare's Leg style firearm, and how its modifications, including the addition of a suppressor and adapted foregrip, aim to comply with ATF regulations. The presenter highlights that while certain features like vertical foregrips are illegal on pistols, adaptations are made to create a legal weapon that the ATF reportedly dislikes. The video also points viewers to SDI.TODAY for gunsmithing and technical details.

This guide details the installation of a Drop-In Auto Sear (DIAS) into an AR receiver, a process that converts the firearm to full-auto. The DIAS is a self-contained, legal machine gun that can be moved between compatible AR platforms. Due to its NFA classification, understanding its legal status and transferability is crucial. The video highlights the extreme rarity and high market value of pre-1986 registered DIAS units.

This guide, presented by an expert with in-depth knowledge of NFA regulations and H&K mechanics, details the legal modification of H&K trigger packs for use with transferable sears. It emphasizes the critical distinction between modifying the trigger pack housing to fit a semi-auto receiver's shelf and illegally altering the receiver itself. The guide warns against common pitfalls, such as modifying the receiver shelf, and highlights the 'two-stamp' legal trap associated with SBR conversions of MP5 hosts.

Brandon Herrera, a prominent industry figure, details how the Glock V Model, marketed as unconvertible to full-auto, has already been bypassed by aftermarket modifications. The video critically examines the design changes intended to appease anti-gun groups and discusses the legal implications of auto sears and 'switches' as regulated by the ATF. Herrera also touches on the targeting of other firearms like the Ruger RXM and contrasts different manufacturer strategies.

This expert guide details the installation and function of the SWD Lightning Link, a device that converts AR-15 platforms to full-auto fire. The video, presented by Brownells and featuring experts from Rock Island Auction Company, explains the device's mechanism, its NFA-registered status, and its historical context. It emphasizes the legal implications and current high value of these pre-1986 machine gun conversion devices.

This guide details the installation of the Arizona Regulator AZR-15, a drop-in Forced Reset System (FRT) for AR-15 platforms. The video features PSR, a recognized authority in the DIY firearm community, demonstrating the installation and function of the AZR-15 on various upper receivers, including a Midwest Industries MI-15F Combat Rifle HD. The guide emphasizes the importance of proper firearm handling and understanding the technical mechanics of the FRT system.

This guide details the specific technique for separating two MAS-36 rifles that have been inadvertently locked together by their bayonets. It outlines the historical context of this issue, the modification made to the bayonet to resolve it, and the step-by-step procedure for disengagement. The technique requires precise alignment and the use of a pointed tool to access the internal release mechanism, as demonstrated by firearms expert Ian McCollum.

This guide details the loading and firing procedure for the M134 Minigun, as explained by Ian McCollum. It covers manual indexing of the barrel cluster, feeding the ammunition belt, engaging controls, and firing. The guide also touches upon the weapon's spin-down inertia and the function of modern clutch systems. Expert instruction from a recognized firearms historian highlights the technical aspects of operating this powerful weapon system.

This guide details the operational features of the H&K G11 K2, a prototype assault rifle known for its caseless ammunition and unique rotating drum bolt. It covers the selector settings, magazine capacity, integrated optics, and the internal action designed for recoil management during high-rate-of-fire bursts. Expert insights from Ian McCollum highlight the historical context and technical innovations of this advanced firearm.

This guide details the operation of the German L.Gr.W.36 50mm light mortar, as demonstrated by expert Ian McCollum. It covers assembly, leveling procedures, ammunition handling, and live fire execution, emphasizing the difficulty in visually tracking the projectile. The instruction highlights the importance of proper setup for accuracy.