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IA Iron River Armory

FN PS90 Standard 5.7x28mm 16.04 in 30-Round Black

SKUTSW|62617 Conditionnew CategorySemi Auto Rifles
$1650.74
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About this product

The FN PS90 Standard is a compact bullpup carbine chambered for the 5.7x28mm cartridge. It uses a blowback, closed-bolt operating system and features a civilian-legal barrel length in the 16-inch class with an integrated, ported muzzle brake. The PS90 is built around an ambidextrous synthetic thumbhole bullpup stock with molded sling attachment points and dual charging handles to suit both right- and left-handed users. A translucent polymer horizontal magazine and a full-length MIL-STD 1913 Picatinny rail with backup iron sight support practical range use and optic mounting.

Key Specifications

  • The rifle is chambered in 5.7x28mm.
  • The barrel measures 16.04 inches and is cold-hammer-forged with a ported muzzle brake.
  • The action is blowback, semi-automatic and fires from a closed bolt.
  • The magazine capacity is 30 rounds and uses a translucent polymer horizontal magazine.
  • The overall length is 26 inches.
  • The weight is 6.28 pounds.
  • The stock is a synthetic thumbhole bullpup designed for ambidextrous operation.
  • The rifle includes a MIL-STD 1913 Picatinny rail and a backup iron sight.
  • The barrel twist rate is 1:9″.
  • The trigger is a sliding trigger with ambidextrous safety and controls.

Well-suited for range use, compact storage, and other lawful applications, the PS90 Standard pairs a unique horizontal magazine and bullpup layout with features that prioritize ambidextrous handling and practical optic mounting. Its combination of manageable weight, integrated rail, and a ported barrel make it a capable option for shooters seeking a compact, purpose-built carbine platform.

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Specs at a glance

FN PS90 Standard 5.7x28mm 1… SPECS AT A GLANCE 28mm SIZE
Editorial diagram — measurements verified during testing.
Sources & methodology. Editorial review and rating by Travis Caldwell based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
$1650.74