Original German WWII Luftwaffe Gravity Knife by Solinger Metallwaren Fabrik with Waffen Proof and Personalized Handle - SMF Cannons " The helmet was originally

" The helmet was originally designed by Jesse Hawley

as is the Verbandkasten stenciling

The rear of the blade is etched with the Heinrich Kaufmann & Söhne KG trademark

displaying the Ottoman influence of the Siege of Vienna in the 1680's

They appear to be made from injection molded aluminum

Original German WWII Luftwaffe Gravity Knife by Solinger Metallwaren Fabrik with Waffen Proof and Personalized Handle - SMF Cannons " The helmet was originallyOriginal Item: Only One Available. This is a very good condition example of an early war produced Type I version of the legendary Luftwaffe Fallschirmjger Messer, or German air force paratrooper knife (FJM or FKm). It was produced by Solinger Metalwaren Fabrik Stcker & Co. GmbH, also known as SMF, who were one of the major producers of this knife during WWII. Their "Seated King" over Solingen trademark is seen on the blade, as well as ROSTFREI (rust