Original U.S. WWII M21 Inert Practice Pineapple Fragmentation Training Hand Grenade U.S. Army In an exceptionally unusual form

In an exceptionally unusual form this is a rare item retaining all color from it's 300 plus years of life

The bottom of the grenade body has some stamped markings

Co / 1942: Free of damage and the stampings are present but faded

It has rows of red and silver bullion

The front of the magazine housing is marked with an Arrow in a Triangle

Original U.S. WWII M21 Inert Practice Pineapple Fragmentation Training Hand Grenade U.S. Army In an exceptionally unusual formOriginal Item: Only One Available. Totally inert according to BATF guidelines with a hollow body and inert fuse. This is a great example of the M21 Practice Training grenade, an inert version 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 2 April 1945 the Mk II and Mk IIA1 were re designated