Original U.S. WWI Model 1918 Mark I Trench Knife by AU LION with Steel Scabbard One-of-a-Kind and so had a tight

and so had a tight fit to make sure they don't come off

and could also be mounted on other parts of the uniform

all Prussian

To complete the outfit

Original U.S. WWI Model 1918 Mark I Trench Knife by AU LION with Steel Scabbard One-of-a-Kind and so had a tightOriginal Item: Only One Available. The U. S. Model 1918 Mark I Trench Knife was the second major "Knuckle Knife" to be officially adopted and issued to the US military. It was developed for use in the horrific trench warfare that typified the stalemate on the Western Front during the latter part of World War One and saw use not only there, but during World War Two as well. The knife was manufactured in the United States by Henry Disston & Sons (H. D.