Geissele & ALG Defense - SHOT Show 2015

This video discusses the pros and cons of quad rail handguards on firearms. The primary advantage highlighted is the extreme stability and secure mounting platform it provides for accessories like bipods and launchers, utilizing Picatinny rails. The major drawback identified is its bulkiness and significant weight, which negatively impacts maneuverability and shooter ergonomics compared to modern alternatives like M-LOK.

This guide details the installation of the Arisaka offset optic mount, highlighting its versatility for ACOGs and LPVOs. It covers selecting the correct angle (35° or 45°), plate height, and proper torque specifications for screws. The guide also addresses specific considerations for mounting optics like the Aimpoint T2, emphasizing the importance of thread locker usage and torque limits to prevent damage to Helicoil threads.

This expert guide details the Daniel Defense DDM4 PDW, highlighting its design for home and personal defense. It covers key specifications such as its 5.7-pound weight, 7-inch barrel, and 300 Blackout caliber, emphasizing its utility as a suppressor host. The guide also explains the benefits of the linear compensator and the accessory mounting capabilities of the M-LOK rail system.

This guide details the installation and basic operation of the Streamlight ProTac Rail Mount VIR PRO USB weaponlight. Expertly presented by American Rifleman, it covers mounting options, power sources, and light capabilities. The light offers both 1100 lumens of white light and 2300 mW of infrared illumination, making it versatile for various tactical applications.

This expert-level guide details the installation and features of the Strike Modular Chassis for the Ruger 10/22 receiver. The chassis offers extensive modularity, allowing for customization with various accessories like optics, foregrips, slings, and stocks via Picatinny, M-LOK, and Arca rail interfaces. It enhances ergonomics with an integrated barrier stop and flared magwell, constructed from durable 6061 aluminum with an anodized finish.

This video details the challenges and considerations when accessorizing a Glock 42, highlighting issues with parts compatibility, particularly for sights and lights designed for other models. It explores various accessory options like pistol braces, iron sights, and foregrips, emphasizing the importance of correct fitment and compatible components for safe and effective firearm enhancement. The discussion also touches upon the potential for aftermarket modifications and the availability of parts at different retail locations.

This guide provides expert instruction from nsz85 on how to properly load a 75-round drum magazine for the AK-47 rifle. It covers identifying components, resetting the follower, the specific loading procedure for rounds, winding the spring for tension, and crucial advice on releasing tension for storage to preserve spring life. The video emphasizes clear, step-by-step technical guidance for reliable firearm operation.

This guide details the basic field stripping and reassembly of an AR-15, as demonstrated by nsz85. It covers separating the upper and lower receivers, removing the bolt carrier group and charging handle, and reassembling the firearm. The video emphasizes proper magazine seating and the function of various controls. Instruction comes from an experienced individual with clear, practical advice for beginners.

This guide details the process of installing a standard A2 style flash hider onto an AR-15 platform, specifically a 10.5-inch Rainier Arms barrel. It covers necessary tools, thread preparation with AeroShell 33MS grease, crush washer orientation, and the critical step of indexing the muzzle device for optimal performance, especially when shooting prone. The instruction emphasizes precise alignment with the gas port for proper function.

This guide details the critical process of checking headspace on an AR-15 build, a vital step for ensuring firearm safety and reliability. Professional gunsmith Dale Heckstrom from Little Crow Gunworks demonstrates the disassembly of the bolt carrier group, the precise use of 'Go' and 'No-Go' gauges, and the reassembly process. Proper headspace ensures the firearm operates within safe mechanical tolerances, preventing potential malfunctions or dangerous failures due to factory defects or mismatched components.