Black U.S. 1918 WWI Knuckle Duster Trench KnifeKnown for a long time as the Great War, World War I has been one of the most studied and recounted events in world history. This Black WWI Knuckle Duster Trench Knife is modeled after the close combat weapons from this time period. Crafted from stainless steel, the blade of this knife has a satin finish to its spear point blade shape. The black knuckle duster handle features four holes so you can keep a firm grip on the knife. The phrase U. S. 1918