Original U.S. WWII M21 Practice MkII Pineapple Fragmentation Grenade in Canister Flags & Signs This model is substantially larger

This model is substantially larger than the M-1898/05 model that replaced it

faulty operational planning

1862 to Company B

all brass water jacket

The convex brass chin scales are in great shape

Original U.S. WWII M21 Practice MkII Pineapple Fragmentation Grenade in Canister Flags & Signs This model is substantially largerOriginal Item: Only One Available. Totally inert according to BATF guidelines with a hollow body and inert fuse. This grenade cannot be converted to an explosive device and is not available for export. This is a great example of the M21 Practice Training grenade, and 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.