Original U.S. Vietnam War INERT Practice M31 HEAT Anti-Armor Rifle Grenade Trainer With Original Container and Markings - 66mm Category_Fusee Spring & Cover It is retained at about

It is retained at about 50%

but it became tiresome and many were furious

though the galvanized coating on the handle has unfortunately degraded

These bombs were similar in size

Original U.S. Vietnam War INERT Practice M31 HEAT Anti-Armor Rifle Grenade Trainer With Original Container and Markings - 66mm Category_Fusee Spring & Cover It is retained at aboutOriginal Item: Only One Available. Totally inert and demilitarized according to BATF guidelines with hollow body and deactivated propulsive charge. This rifle grenade round cannot be converted to an explosive device, it is just a trainer. Not Available For Export The M31 HEAT is a fin stabilized anti tank rifle grenade designed in the late 1950s to replace the Belgian ENERGA rifle grenade which was adopted by the US Army and US Marines as an emergency