SIERRA5KM Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sale! IN STOCKDead Air Armament Sierra 5 KM, Suppressor, 556 NATO, 17-4PH Stainless Steel Construction, Cerakote Finish, Black, Includes – KeyMo Adaptor, KeyMo 1/2X28 Flash Hider, TL Tool Pack $789.00 Original price was: $789.00.$441.84Current price is: $441.84. Add to cart