MPN: 57DF1C7


  • Turn your SN PS90 to a short-barreled rifle (SBR)
  • Thread barrel
  • Drop-in installation

*A barrel that is shorter than 16" is only for use on a pistol configuration firearm or a NFA registered Short-Barreled Rifle (SBR). All NFA laws apply!


  • Caliber: 5.7x28mm
  • Length: 10.4"
  • Material: 4140 Chrome-Molybdenum Steel
  • Barrel Diameter: 0.48"
  • Finish: Salt Bath Nitrided
  • Weight: 6.81 oz.
  • Twist Rate: 1:9


  • FN PS90


  • 1x CMMG 10.4-Inch 5.7x28mm Barrel for FN PS90


The FN PS90 is an excellent firearm, chambered in the high performing 5.7x28mm caliber. It is very unique, fine to shoot, and super effective for personal defense. However, if you want a shorter barrel on your PS90 and want to convert it to an SBR, you should check out the CMMG 10.4-Inch 5.7x28mm Barrel for FN PS90.

With this barrel, you can turn the FN PS90 into an excellent PDW and use it how it was designed. The CMMG 10.4-Inch 5.7x28mm Barrel for FN PS90 is made from 4140 Chrome-Molybdenum Steel, which is very strong and corrosion-resistant. The barrel has a Salt Bath Nitride finish and comes with 1:9 twist rifling, which offers excellent stability with 5.7x28mm rounds.

The CMMG 10.4-Inch 5.7x28mm Barrel for FN PS90 is super easy to install and allows you to make the most of your FN PS90.

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