Original Japanese WWII Type 89 Knee Mortar 50mm Grenade Discharger Inert Round - Dated 1943 British Holsters and there is a button

and there is a button and loop that hold the flaps in the upright position

with STUTTGART at the bottom

Meine Ehre heißt Treue (Loyalty is my Honor) is crisp but with only minor wear

This is antique

Original Japanese WWII Type 89 Knee Mortar 50mm Grenade Discharger Inert Round - Dated 1943 British Holsters and there is a buttonOriginal Items: Only One Available. This is a genuine Japanese World War II 50mm Mortar, Type 89 grenade with a Type 88 instantaneous fuze. Features original paint with a yellow band on the body and a red band at the top. Unloaded or dummy grenades, artillery shell casings, and similar devices, which are cut or drilled in an BATF approved manner so that they cannot be used as ammunition components for destructive devices, are not considered NFA