Original Japanese WWII Type 4 Ceramic Hand Grenade in Dark Brown - Inert Stocks This would indicate that the

This would indicate that the blood-type letters on these tags were stamped by FK272 when the soldiers arrived

marked F & BL for Funcke & Brüninghaus

Nicely marked PT 5

The sled mount it all original but shows signs of previous rust and some decay

Two of the guns mounted together formed a variant known as the Type 4 20 mm twin AA machine cannon

Original Japanese WWII Type 4 Ceramic Hand Grenade in Dark Brown - Inert Stocks This would indicate that theOriginal Item: Only One Available. This is an very nice inert demilitarized genuine Japanese Type 4 Ceramic Hand Grenade. This example is offered in excellent condition with a dark brown glaze body color. There are really no issues to talk about. It's a great example, with a very attractive dark brown glaze. The Type 4 Grenade or Ceramic Grenade was a last ditch hand grenade developed by the Imperial Japanese Navy in the closing stages of World War