A recoil-operated or direct blowback handgun is not your only option for a PDW for home defense.
You also don’t need to settle for the direct gas-impingement of an ARP. There are other options that offer significant advantages over all these action types.
One of those is the ZF9 PDW from Zenith Firearms, which sports a roller-delayed blowback action. Here are some of...
The vast majority of AR style rifles, including AR pistols, or ARPs, are actuated by an operation known as direct gas impingement. Some, such as the MRDS platform used by Zenith Firearms in models like the ZF-56 and ZF-300, utilize a modern roller-delayed system, which gives the MRDS its name.
But how do these differ, and what is the material impact? It’s bigger than you think....
If there’s one MP5 accessory of which you should have a few spares on hand, it’s a mag. Without a compatible MP5 magazine, that SMG is little more than a glorified single-shot platform. Plus, on top of that, you can burn through a standard 15 or 30 round mag in all of a second and a half at the range, and it takes way longer than that to reload the thing. That alone...
There are three main action types you can choose from if you want to build a PCC. These are direct blowback, gas impingement, and roller delayed blowback.
Gas impingement and roller delayed PCCs are more reliable than direct blowback models, and this short post will shed some light on the relative virtues of roller delayed blowback when compared to gas impingement.
Super...
It’s not here yet, so you’re ahead of the curve, but Zenith Firearms is on the way to releasing its new ZF9 platform, a fully-bufferless, roller-delayed 9mm PCC engineered for precision and versatility.
Here’s just about everything you need to know about it.
Smooth, Roller-Delayed Action
First, the ZF-9 is completely bufferless, unlike the majority of other sporting rifle...
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