Energetic Armament Energetic Armament Ferox 556 - FDE Energetic Armament, FEROX, 5.56 Caliber Suppressor, 12.5 Ounces, 5.9" Length, 1.63" Diameter, Stainless Steel Construction, 1/2-28 RH Direct Thread, Compatible with Other Mounting Hardware,... MSRP: Was: Now: $699.00 Add to Cart