U.S. 1918 Brass Knuckle Trench Knife

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An almost direct replica of the Mark I complete with knuckle duster finger guards and skull crusher pommel, it is an all-around fighting tool. 11 3/4 Inches Overall in length.
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Part Number: 2F2-SI17858
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Your arsenal must not be deprived of this masterpiece. This U.S. 1918 Brass Knuckle Trench Knife is a dream collectible for everyone. This is a historical weapon that can make your collection worthy! It is basically a brass knuckle knife inspired from a weapon used during the First World War. The US soldiers battling in the trenches used this weapon to fight their enemies. This is why it is known as a trench knife. It can be worn around the knuckles and the knife can be used for fighting purposes. Today, it is being used for self defense, cosplay and display purposes! 

This U.S. 1918 Brass Knuckle Trench Knife is the best replica! It comes with the US 1918 detailing on the handle. There is a knuckle duster grip along with a skull crusher pommel. The handle is made of zinc alloy and looks absolutely stunning. The blade is made of stainless steel and has a double edge. 

This U.S. 1918 Brass Knuckle Trench Knife is an all round combat tool. The overall length of the tool is measured as more than 11 inches. The blade is no more than 6 inches. The knuckle duster handle is of 5 inches approximately. Also known as the Mark I Trench knife; a great collectible for enthusiasts! 


  • Stainless steel
  • Double edged blade
  • Easily gripped zinc alloy handle
  • Sheath for an easy carry
  • Knuckle duster grip and skull crusher pommel
  • All around combat tool


  • Overall: 11 3/4 Inches
  • Blade: 6 Inches
  • Handle: 5 Inches

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