Shop › DEAD AIR KEYMO FLASH HDR 5/8X24 DEAD AIR KEYMO FLASH HDR 5/8X24 $89.00 Dead Air Armament KeyMo Flash Hider, 5/8 x 24 RH, Black Finish DA302 Quantity: Add To Cart Added! Dead Air Armament KeyMo Flash Hider, 5/8 x 24 RH, Black Finish DA302