Dark Storm Industries Barrel Crush Washer 5.56 Caliber Pack of 3 Black. 56 Caliber Pack of 3 then you've turned up at the absolute correct spot.. Formulated using some of the most extremely sturdy and long lasting substances available these Rifle Parts by Dark Storm Industries offers you something that will give a great deal of dependability. Dark Storm Industries has been generating high quality products for a very long time and the Dark Storm Industries Barrel Crush Washer 5.56 Caliber Pack of 3 is their way of revealing exactly how much they are concerned. At OpticsPlanet we ensure that it is our obligation to obtain the best product for all of your needs and featuring the Dark Storm Industries Barrel Crush Washer 5.56 Caliber Pack of 3 is something that we're delighted to offer. Specifications for Dark Storm Industries Barrel Crush Washer 5.56 Caliber Pack of 3: Manufacturer: Dark Storm Industries Fabric/Material: Stainless Steel Last Chance: Yes Features of Dark Storm Industries Barrel Crush Washer 5.56 Caliber Pack of 3: Used for Muzzle Brakes / Flash Supressors / Silencers Outer Diameter: 0.750in Inner Diameter: 0.505in Package Contents: Dark Storm Industries Barrel Crush Washer 5.56 Caliber Pack of 3 Dark Storm Industries DSI-BRL-W556: Barrel Crush Washer 5.56 Caliber Pack of 3 Black