Original U.S. Cold War INERT M31 HEAT Anti-Armor Rifle Grenade Trainer - 66mm Spanish Military Equipment This very nice example is

This very nice example is complete with some of the original period OD Green paint on the outer shell

5mm Dutch Mannlicher

with a large Swas (Hook Cross or Swas) in the center of a white circle on a red field

The original holster is a khaki canvas open top belt holster with inner leather reinforcement

It looks like there may have been a pin attachment at the top at one point

Original U.S. Cold War INERT M31 HEAT Anti-Armor Rifle Grenade Trainer - 66mm Spanish Military Equipment This very nice example isOriginal 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