RECOIL - If you're familiar with traditional roller-delayed action, you're probably thinking MP5, with vertical rollers on the bolt carrier. There may be something a bit lost in translation here, but the
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File:MP5 roller-delay.PNG - Wikimedia Commons
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![Korth PRS roller-delayed blowback .45ACP pistol with a fixed barrel disassembles [1600x1185] : r/MachinePorn](https://external-preview.redd.it/lpfHO-89HJ7SCRFsorHxtEOf3epZREmBPsxwAYVdHKE.jpg?auto=webp&s=89afa9f0d96ed4a00e69af920e2d6eaa9c1cc1ca "Korth PRS roller-delayed blowback .45ACP pistol with a fixed barrel disassembles [1600x1185] : r/MachinePorn")
Korth PRS roller-delayed blowback .45ACP pistol with a fixed barrel disassembles [1600x1185] : r/MachinePorn
Firearms History, Technology & Development: Actions: Blowback Action: Roller Delayed Blowback
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Angstadt Arms MDP-9 6in Complete Roller Delay Upper Receiver Assembly | $140.00 Off w/ Free S&H
Inside the MP5, the History and Function of Roller-Delay
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SHOT Show: Roller Delayed Blowback AR-9 From MEAN LLC - The Truth About Guns
