Original U.S. Cold War INERT M31 HEAT Anti-Armor Rifle Grenade Trainer - 66mm Spanish Military Equipment We believe that its dates

We believe that its dates sometime between 1830-1860

(One of them

5mm Dutch Mannlicher

OF - 177937

covered in officer braid

Original U.S. Cold War INERT M31 HEAT Anti-Armor Rifle Grenade Trainer - 66mm Spanish Military Equipment We believe that its datesOriginal 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