Original U.S. Pre-WWII Inert Early MkII Pineapple Grenade with Fuze - Gray 1920s/30s Era U.S. Badges Magazine has cutouts on right

Magazine has cutouts on right side as a cartridge / magazine spring viewer

with FR on the breast for the first Prussian King

The receiver is dated twice with 1877 and marked I

it does not have the usual markings on top of the barrel

They are framed with aluminum rings

Original U.S. Pre-WWII Inert Early MkII Pineapple Grenade with Fuze - Gray 1920s/30s Era U.S. Badges Magazine has cutouts on rightOriginal 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 an 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, on 2 April 1945 the Mk II and Mk