M12AR Shotgun!

This video provides a breakdown of the Orthos Joker, a piston-driven, magazine-fed, semi-automatic 12-gauge shotgun featuring AR-style controls. The presenter highlights the ambi safety, mag release, and bolt catch, noting the bolt catch's unique hold-open feature. The shotgun is shown with an Eotech optic and YHM Victor 12 silencer, though these are aftermarket additions.

This video provides a comprehensive review of the GForce Arms Hammer 12 shotgun, highlighting its AR-style features, ambidextrous controls, and versatile accessory mounting options. The presenters detail technical specifications, verify measurements like weight and trigger pull, and discuss its reliability with various ammunition types. It's presented as a feature-rich, budget-friendly option for those seeking a tactical shotgun.

Amber from Exile Armory showcases a diverse inventory of firearms and accessories, including Class 3 items, SBRs, suppressors, pistols, and rifles. The video highlights new arrivals and used guns, with specific models like the IWI Zion 15 SBR, Q Honeybadger, Walther PDP, and Marlin 1854 being featured. Pricing and availability for various firearms are discussed, along with some personal anecdotes from the presenter.

This video from USCCA presents a curated list of four firearms recommended for gun owners in 2026, emphasizing multi-purpose utility, ammo availability, and ease of use. The presenter, identified as an experienced firearms instructor, details a striker-fired 9mm pistol (Glock 45 Gen 5), an AR-15 rifle (BCM platform), a 12-gauge shotgun (Mossberg Maverick 88), and a .22LR rifle (Ruger 10/22 Takedown), providing insights into their specific features, performance, and suitability for various roles including concealed carry, home defense, and range practice.

This video provides an in-depth review of the Mossberg 990 Aftershock 12 gauge shotgun, focusing on its performance after adding aftermarket accessories like a GG&G handguard and EOTech optic. The presenter highlights the firearm's semi-automatic operation, 5+1 capacity, and surprisingly manageable recoil with heavy loads. Reliability is noted as excellent, with no malfunctions experienced except when attempting to use mini shells. The video also addresses common misconceptions about aiming shotguns with optics.

This review of a 9mm AR-15 by Mark Serbu, a recognized gun designer, delves into its functionality, historical context, and potential issues. Serbu highlights the use of Glock magazines with a magwell adapter, discusses trigger pack design, and analyzes bolt velocity and its impact on trigger slap, especially in converted full-auto variants. He also details the effectiveness of heavy buffers and stronger springs in managing rate of fire and recoil, comparing it to Uzi and MP5 submachine guns.

This guide details the complex process of converting a lathe into a 12-barrel blank-firing gun, as demonstrated by Mark Serbu. It highlights the critical engineering challenges, including precise alignment, CNC control, and the application of PID theory to overcome firing inconsistencies. The project emphasizes safety and legal considerations, focusing on blank ammunition to avoid machine gun manufacturing regulations.

This video demonstrates how to rifle a barrel in a home shop using basic tools, bypassing expensive CNC equipment. It covers material preparation, precise drilling and reaming, and the critical process of pushing a rifling button. While a DIY approach is shown to be possible, the video highlights the significant difference in quality and precision achievable with professional CNC machining.

This video provides an expert-level analysis of a catastrophic failure of the Serbu RN-50 rifle, presented by the firearm's designer, Mark Serbu. The examination focuses on the severe damage to the receiver, breech cap, and barrel assembly, offering insights into potential failure points and the effects of extreme forces. The analysis also touches upon the ammunition used, specifically SLAP rounds, and their potential role in the incident.

Mark Serbu, a gun designer, addresses the RN-50 blow-up incident involving Scott from Kentucky Ballistics. Serbu reassures customers that the RN-50 is a safe design, attributing the incident to a counterfeit and faulty ammunition round. He emphasizes the importance of sourcing ammunition carefully and highlights the rifle's extensive safe operational history.