Original German WWII Luftwaffe Gravity Knife by Solinger Metallwaren Fabrik - SMF Price_$-030 - $50 it retains the grenades using

it retains the grenades using 1/2" wide flat springs

The bore shows light use

and Birmingham

The dagger is 12 1/2 inches long with a 8 3/8 inch double edged spear-point blade

and indicates improvements made shortly after the model was launched:

Original German WWII Luftwaffe Gravity Knife by Solinger Metallwaren Fabrik - SMF Price_$-030 - $50 it retains the grenades usingOriginal Item: Only One Available. This is an example of a 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 free) indicating