KNIGHT'S ARMAMENT 5.56MM NATO SUPPRESSOR SHROUD FOR MCQ-1/MCQ-2 The KAC suppressor shroud addresses the issues of surface heat resulting from extended firing with a suppressed firearm. The shroud mounts to the specifically-designed locking collar of a QDC suppressor, allowing mounting and removal of the suppressor with the shroud attached. Constructed of aluminum, with an ample circulation gap between the suppressor body and the shroud, the surface of the shroud heats slowly and cools quickly. Able to reduce the external surface temperature by up to 300 degrees Fahrenheit, the shroud may be covered by other materials to further reduce mirage or contact ha Mfg: Knights Armament