Original German WWII 1940 dated Nb-Hgr 39 Inert Smoke Stick Grenade by Richard Rinker Untouched Antique Guns and the right plate is

and the right plate is marked with manufacturer and date: U

but otherwise there is not any major pitting or rust

were well-known military outfitters

The top barrel facet has the full name and address of the maker:

as with the full size daggers

Original German WWII 1940 dated Nb-Hgr 39 Inert Smoke Stick Grenade by Richard Rinker Untouched Antique Guns and the right plate isOriginal Item: Only One Available. This is an excellent example of an extremely rare NB. Hgr. 39 or Nebelhandgranate 1939 German Stick Grenade. This very nice example, acquired from a private estate sale, has been demilitarized according to specifications by the BATF. It still retains its original paint and the original markings can be seen on both the head and shaft of the grenade. Like all deactivated ordnance, this grenade is Not Available For