Installing a threaded MP5 barrel opens up many doors of possibilities for configuring your firearm with a wide range of muzzle devices.

The HK MP5 needs no introduction from us especially if you are here looking for an MP5 for sale as it is.

But, if you are scouring the web looking for deals on an MP5 and haven’t heard of the Zenith Firearms ZF-5 yet, it’s time you did.