Freedom Ordnance FX9, Semi-automatic, AR, 9MM, 16 Barrel, Aluminum Frame, Matte Finish, Black, Plastic Grip, Manual Safety, Adjustable Stock, M-LOK Free Float Handguard, Uses Glock Style Magazines, 32 Rounds, 1 Magazine FX9R16 Attention to every detail is what led Freedom Ordnance to deliver a pistol caliber carbine platform that is reliable, affordable, and has a familiar set of operating controls for any AR-15 user. The FX-9 is billet machined aluminum with hardened steel QPQ nitride components for extended wear and corrosion resistance.