This video explores the application of progressive twist (gain twist) rifling in firearms. While acknowledging its use in naval Gatling guns like the 20mm CIWS, the video focuses on whether this rifling technology has been implemented in small arms. It confirms significant uses in various historical and modern firearms, including Colt percussion revolvers, custom barrels by Harry Pope for rifles like Sharps and Stevens, Carcano Model 1891 rifles and carbines, and S&W .460 XVR revolvers. The description also highlights additional resources and merchandise for Forgotten Weapons.
This video provides an in-depth look at the Carcano M91 rifle, highlighting its role as the workhorse of the Italian military through both World Wars and colonial campaigns. The presenter discusses its simple, durable, and reliable design, featuring a Mauser-type bolt, split bridge, Mannlicher magazine system, and Salvatore Carcano's unique safety. The rifle was chambered in the innovative 6.5x52mm cartridge with progressive-twist rifling. The video emphasizes that the Carcano action remained consistent throughout its production, avoiding the need for wartime simplifications, and asserts that the rifle is better than its common reputation suggests. The specific rifle featured was provided by InterOrdnance / Royal Tiger Imports.
This YouTube video features a Q&A session with Nathaniel from Faxon, delving into the intricacies of barrel manufacturing. The discussion highlights the differences and pros/cons of nitride versus chrome lining treatments for firearm barrels, touching on their impact on accuracy and durability. The video also explores the history and evolution of barrel manufacturing processes, including cold hammer forging and cut rifling, as well as advancements like button rifling and progressive twist rifling. The discussion extends to the metallurgy of stainless steel barrels and the potential benefits of nitride treatment for other firearm components.
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