My FUTURE Truck Gun ! FN PS90

Published on March 9, 2026
Duration: 1:23

This video introduces the FN PS90 as a potential truck gun, highlighting its compact size, 5.7x28mm caliber, and 50-round capacity. The speaker, an experienced firearm enthusiast, discusses the process of converting the PS90 into a Short-Barreled Rifle (SBR) via a barrel swap, mentioning CMMG as a potential parts source and the need for gunsmithing services. The video also touches on aftermarket accessories like FRTs and promotes online gunsmithing courses from the Sonoran Desert Institute (SDI).

Quick Summary

The FN PS90 is a strong contender for a truck gun, praised for its compact design, 5.7x28mm caliber, and impressive 50-round capacity. Legal SBR conversion, potentially using CMMG parts and gunsmith services, is discussed as a way to optimize it further, offering advantages over options like the CZ Scorpion or 300 Blackout.

Chapters

  1. 00:00FN PS90 Introduction
  2. 00:11SBR Conversion Process
  3. 00:26PS90 as a Truck Gun
  4. 00:43PS90 Caliber and Capacity
  5. 00:52Aftermarket Accessories
  6. 00:59Future Content Plans
  7. 01:08SDI Sponsorship/Promotion

Frequently Asked Questions

What makes the FN PS90 a good candidate for a truck gun?

The FN PS90 is considered a good truck gun due to its compact size, high 50-round capacity in 5.7x28mm caliber, making it potent and easy to handle in a vehicle environment. Its potential for SBR conversion further enhances its suitability.

How can the FN PS90 be converted into an SBR?

Converting an FN PS90 to an SBR involves replacing the barrel with a shorter one, often sourced from manufacturers like CMMG. This process requires specific gunsmithing services and adherence to Federal NFA regulations, including obtaining a tax stamp.

What are the alternatives to the FN PS90 for a truck gun?

The video mentions the CZ Scorpion and firearms chambered in 300 Blackout as other popular options for truck guns. However, it suggests a properly configured PS90 offers unique advantages.

Where can I learn more about gunsmithing and firearms?

The Sonoran Desert Institute (SDI) offers online courses covering gunsmithing, firearms, and related technologies. Interested individuals can visit SDI.EDU/2WILD for more information on their programs.

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