In addition to being reliable and affordable, the FX-9 was designed to be completely modular. Outfit it with any Freedom Ordnance barrel length and customize it with a nearly endless amount of AR-15 accessories. Also, you can create just about any configuration you need for your next mission. Made in the USA, this is freedom to the extreme. The FX-9 9mm Carbine Semi-Auto AR15 Style Tactical Rifle by Freedom Ordnance. This Pistol Caliber 9mm Rifle Features a Full Aluminum Billet Lower and Upper, 6 Position U.S. Made Stock on a Mil Spec Buffer Tube, Free Float M-Lok Aluminum Forearm. Full Heavy Barrel with Compensator. Complete with one 33rd Glock type mag by SGM Tactical. Accepts all Glock double stack 9mm Factory or Aftermarket magazines!