The QA: February 2018

This guide details the process of adjusting the gas system on an FN SCAR 16 converted to .300 Blackout, as demonstrated by Lucas Botkin of T.REX ARMS. It covers testing with both supersonic and subsonic ammunition, both suppressed and unsuppressed, and emphasizes optimizing the adjustable gas regulator for reliable cycling and reduced gas blowback. The instruction highlights the importance of proper gas settings for suppressed SBR performance.

This video showcases two high-end PDW platforms: the Q Honey Badger SD and the Sig Sauer MCX Rattler. The host, an experienced enthusiast, details the Honey Badger SD's integrated suppressor and 'two-stamp' NFA status, highlighting its ruggedness. He then presents a custom build featuring a Sig Rattler 5-inch upper on a Regulator lower, accessorized with an Aimpoint Comp M5 and Inforce light, emphasizing the aesthetic and component choices.

This video provides an expert overview of the Palmetto State Armory Sabre-18 rifle in 300 Blackout, featuring an FDE anodized finish. The presentation details its technical specifications, including a 10.3-inch cold hammer-forged barrel and Kino-style gas system, and highlights premium components like the Radian Raptor LT charging handle and Aimpoint T2 optic. The rifle is showcased in a practical SBR configuration, with a clear announcement of its upcoming launch date.

This video from Classic Firearms features Kaya and Tommy from Catawba Valley Armory demonstrating a range of their exceptionally quiet suppressors. The discussion covers models like the Coyote, Badger, Jackal, and Direwolf, highlighting their performance on various platforms from SBRs to bolt-action rifles. The hosts emphasize hearing-safe operation even with supersonic rounds and discuss the potential impact of regulatory changes on suppressor accessibility.

This review focuses on the Catawba Valley Armory Coyote, a micro K-can suppressor designed for compact .223/5.56 builds. The presenter highlights its impressive sound and flash suppression for its size, hub compatibility for modularity, and durable 17-4 stainless steel construction. It's recommended for personal defense, home defense, SBRs, and AR pistols where a compact package with significant performance is desired.

This video explores tactical revolvers, focusing on customization options like accessory rails, braces, and stocks. It highlights the versatility of revolvers like the Chiappa Rhino and Taurus Raging Hunter, particularly for hunting applications requiring straight-wall cartridges. The presenter emphasizes how accessories can improve handling and stability, especially with powerful calibers.

This video showcases a novel magnetic optic mount for pistols, demonstrating its quick attachment and detachment capabilities. The speaker tests its retention by racking the slide, highlighting its potential as a firearm innovation. While initially shown on a Glock, the mount is available for other platforms like Sig Sauer and HK.

This guide covers the basic operation and features of the EOTECH OGL, a compact laser aiming device. It highlights the interface controls, including the activation button and the illuminator adjustment lever, and explains the benefit of co-aligned visible and IR lasers for simplified zeroing. The use of VCSEL technology is also noted.

This entry details the innovative Full Conceal M1 system for the Sig P320 and a prototype Folding Glock 19, both designed for enhanced concealability. The M1 system, priced at $899, integrates an 18+1 capacity with a smartphone-like footprint and active retention. The Folding Glock 19 prototype showcases a unique mechanism for rapid deployment from a compact state, utilizing a 23-round 9mm magazine. Expert insights from Chris Tran (Guns & Tactics Magazine) and Mike (Full Conceal) highlight the technical aspects and practical applications of these designs.

This guide, drawing on expert instruction from UN12 Magazine, details the critical steps for properly installing and maintaining firearm sights. It emphasizes the use of witness marks on red dot sights to ensure screw security and highlights the importance of checking iron sights for mechanical integrity to prevent zero loss. Proper installation and regular checks are vital for all sighting systems.