Firearms

Roller-Delayed vs. Direct Blowback: An Overview

Two of the most common handgun action operations are recoil and direct blowback operation, each of which offers a number of relative advantages and disadvantages. That said, there is another type of blowback operation, called a roller-delayed blowback action, which, famously, has been utilized by the HK MP5 and American-made MP5 clones like the ZF-5. […]

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MP5 Parts That Will Level Up Your Build

The MP5 platform is iconic—renowned for its reliability, roller-delayed blowback operation, and battlefield-proven design. But there are certain components that can take your MP5 to the next level in terms of performance, ergonomics, and aesthetics. Here’s a breakdown of the best MP5 parts to help you build a better, more personalized firearm.   1. Extended

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Bringing a Pre ’86 Full-Auto MP5 Back to Life

At Zenith Firearms, we don’t just build MP5s – we keep them alive. We’re proud to handle the full lifecycle of a firearm, from building them from scratch to bringing them back to life through expert refurbishment. Our master gunsmiths and experienced team are committed to restoring vintage roller-delayed blowback firearms This recent project is

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Introducing the ZF-56 & ZF-300 Family: The Next Level

Ready to push the boundaries of performance and reliability? These innovative rifles redefine the roller-delayed blowback platform, combining cutting-edge technology with classic design principles for anunmatched shooting experience. Unveiling the Next Level in Roller-Delayed Technology The ZF-56 & ZF-300 represent a significant leap forward in roller-delayed blowback firearms. We’ve meticulously crafted these rifles using state-of-the-art

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