HK 94 93 91 Trigger Pack Single Stage Trigger Job

This expert guide, presented by Ian McCollum of Forgotten Weapons, details the legal intricacies of using transferable H&K auto sears with semi-auto host firearms. It emphasizes that modifying the receiver's semi-auto shelf is illegal, and instead, the trigger pack housing must be modified to fit. The guide covers crucial purchase precautions and potential legal pitfalls, particularly for MP5 conversions.

This video showcases Magpul Industries' new aftermarket accessories designed for the Heckler & Koch MP5 family of firearms, including clones. It details the installation and features of the Magpul SL Hand Guard, available in different lengths for various barrel configurations, the Magpul ESK (Enhanced Selector Kit) offering ambidextrous options, and the SL Grip Module with improved ergonomics, texturing, and storage capabilities. The video highlights how these accessories enhance the classic MP5 platform and provides installation tips. It aims to inform MP5 owners about available upgrades for customization and improved handling.

This video demonstrates the disassembly of the Sig AMT, a commercial variant of the PE57 military rifle. The description highlights its 7.62 NATO caliber, roller-delayed blowback action (similar to WWII German designs and the HK91), and Swiss manufacturing quality. It notes the rifle's impressive handling despite its unusual appearance.

This guide details the installation of the Heckfire trigger, a drop-in cassette upgrade for H&K pattern rifles and their clones. The process involves transferring essential parts like the ejector, pin, and spring from the original trigger pack to the new Heckfire unit to maintain caliber-specific functionality. The Heckfire trigger offers a significant improvement over stock H&K trigger pulls, providing a crisp, two-stage action.

This video details the disassembly of the Gerat 03, a rare World War II German prototype roller-locked rifle. It is highlighted as the evolutionary predecessor to the HK91 series of firearms, which utilize a roller-delayed blowback system. The description emphasizes the limited production and historical significance of the Gerat 03 as a pioneering design in German small arms development.

This review highlights three distinct Browning Hi-Power variants: the rare FN Hi-Power .40 S&W with the SFS system, a 1978 Centennial Edition in full nickel with gold accents, and a never-fired GP Competition model featuring a 6-inch barrel and target sights. The SFS system allows for cocked-and-locked carry, while the Centennial edition is a collector's piece. The GP Competition is a specialized target pistol.

This video showcases advanced gunsmithing techniques applied to a Springfield Armory 1911 Government model. It details the process of blocking and crowning the barrel to a 40-degree radius, alongside melting and polishing the barrel bushing for a seamless, snag-free finish. The comparison highlights the significant aesthetic and functional improvements over factory components.

This comparison highlights the Surefire X300 and Streamlight TLR-1 weapon lights, detailing their lumen output, runtime, and durability. The X300 offers higher lumens (170) and superior waterproofing (22m) with a mil-spec finish, suited for heavy-duty use at around $250. The TLR-1 provides a wider beam (135 lumens) with a 2.5-hour runtime, ideal for home defense at a more accessible $89 price point. Both feature versatile mounting options, though the X300 has more varied attachment mechanisms.

This custom Marlin 1894 CS SBR in .357 Magnum features a Sniper Gray and Graphite Black Cerakote finish, an Aimpoint Micro optic, and is configured for suppressed use with a 1/2x28 threaded barrel. The build was inspired by Hickok45 and includes modifications like a hidden magazine tube and fiber optic sights. When suppressed with .38 Special, the rifle is exceptionally quiet, with only the action cycling audible.