Chambered in the 5.7x28mm cartridge the FN PS90 utilizes blowback operation and fires from a closed bolt for greater accuracy and reliability. The FN PS90's civilian legal 16.04 cold hammer-forged MIL-SPEC barrel is equipped with an integrated muzzle brake to reduce recoil. Dual magazine latches cocking handles and an innovative synthetic thumbhole stock with a molded-in sling attachment point help make the FN PS90 fully ambidextrous. - Caliber: 5.7x28mm - Operation: Closed bolt blowback - Mag Capacity: 10 - Weight: 6.28 lb. - Barrel Length: 16 - Stock Color: Matte Black - Overall Length: 26.23 - GENERAL SPECIFICATIONS: Semi-auto only - BARREL - Hammer-forged chrome-lined - Ported muzzle brake - RECEIVER - Bottom ejection port - Alloy upper receiver and barrel support - STOCK - Synthetic thumbhole bullpup design - Forward handstop - Molded-in rear sling attachment point - OPERATING CONTROLS - Ambidextrous charging handles - Sliding trigger - Ambidextrous safety switch inside trigger guard - Enlarged trigger guard - Ambidextrous magazine release - MAGAZINE: Translucent polymer body - SIGHT: MIL-STD 1913 accessory rail and back-up iron sight