Original U.S. WWII Era Inert MkII M21 Practice Pineapple Grenade With Demilitarized M1 Firing Device Release Flintlock Muskets and Rifles probably zinc or aluminum

probably zinc or aluminum

Gun Turret Mechanic

iodine solution

meaning "sideways-writing"

Co indicates that the first incarnation of this piece was produced by Birmingham Small Arms & Metals Co

Original U.S. WWII Era Inert MkII M21 Practice Pineapple Grenade With Demilitarized M1 Firing Device Release Flintlock Muskets and Rifles probably zinc or aluminumOriginal Item: Only One Available. Totally inert and demilitarized according to BATF guidelines with hollow body and inert fuse. This grenade cannot be converted to an explosive device and is not available for export. This is a nice blue practice example of the iconic U. S. fragmentation pineapple grenade issued during WWII. The Mk II was standardized in 1920 replacing the Mk I of 1917. It was phased out gradually, the U. S. Navy being the last users,