Original U.S. WWII Inert MkII Pineapple Grenade with H.E. Yellow Ring & Fuse Multi Nation Flags The barrel is air-cooled and

The barrel is air-cooled and massively dense

The receiver was clipped to the M-1 helmet or it could be hung from LBE suspenders if necessary

The throat is the narrower version seen

They could also force the enemy into the open

Original U.S. WWII Inert MkII Pineapple Grenade with H.E. Yellow Ring & Fuse Multi Nation Flags The barrel is air-cooled andOriginal 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 inert 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, and on