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Heckler and Koch
Understanding the Roller-Delayed Blowback Mechanism: Spotlight on HK P9, Korth PRS, HK MP5, and HK G3
Introduction The roller-delayed blowback mechanism is a pivotal innovation in firearm technology, offering enhanced performance and reliability. This article delves into how this mechanism operates, showcasing its application in four iconic firearms: the HK P9, Korth PRS, HK MP5, and HK G3. The Mechanics of Roller-Delayed Blowback Roller-delayed blowback is