The Energetic Armament VOX S is constructed of Nickel-Cobalt alloy used in aerospace engineering, Energetic Armament built the VOX to quiet your host and handle a heavy firing schedule. Mount the VOX S suppressor confidently knowing that it has no barrel length restrictions, can handle cartridges up to .300RUM, and is full auto rated for your 5.56mm, .300BLK, and 7.62mm rifles. This innovative manufacturing from Energetic Armaments creates an incredibly durable silencer that weighs just 12.9oz. The tubeless baffle design is optimized for a quiet report and the optional silicone wipe system in the end cap can reduce noise and flash levels even further. The VOX S features the ability to use the near universal 1.375" mounting system favored by a variety of suppressor manufacturers so you can use your favorite QD system.