AK47/AKM flash suppressor specifically designed for 7.62 x 39mm but can be used with other AK calibers. Fits 14x1LH thread Eliminates 99% of shot flash. Used by many specials units (Alpha, 3rd Regiment Spetsnaz and other units). Well recommended itself during the ATO (Ukrainian conflict). Fighters performing tasks in the hot spots, considered AK flash suppressor standard equipment along with bulletproof vest and helmet. . Can be used with night vision scope (does not flare) and reflects sounds at 45 degrees towards target. See video of flash suppressor in action, first shot made with no suppressor.