Original U.S. WWI Extremely Rare Inert Mk. I Defensive Grenade with Original Fuse and Lever - Loose Fuse Category_Spade Grip Assembly and the ejector itself works

and the ejector itself works

All marked on the back with the "Barred A" trademark of F

the 16th Infantry desperately held on by receiving assistance from the heavy guns of the U

and was had the insignia removed and holes plugged

Original U.S. WWI Extremely Rare Inert Mk. I Defensive Grenade with Original Fuse and Lever - Loose Fuse Category_Spade Grip Assembly and the ejector itself worksOriginal Item. Only One Available. The Mk 1 grenade (sometimes spelled Mk I) is a fragmentation hand grenade used by American forces during World War I. According to its designers, it was to be the "simplest", yet most "fool proof", grenade ever made. However, some major problems appeared when the grenade was used in the field. It was retired from service before the war ended, replaced in 1918 with the improved Mk 2 grenade used through World War II.