This is not an explosive. It is intended for decorative or theatrical purposes.
We have German Nazi Potato Masher Grenade for sale. This is an authentic replica of German WWII M24 Stick Inert Grenade. It is made of real wood and metal. It's great for World War 2 Reenactment! Unfortunately, the metal cap cannot be unscrewed. The stick grenade is 14" in length.