Original U.S. Post-WWII Inert 75mm M20 Recoilless Rifle Subcaliber Firing Device Set in Original Case with Manual - Dated 1953 U.S. Machine Guns and shows cracking in the

and shows cracking in the finish

however we have seen this exact same marking before

The limit must be surely reached soon or… no doubt highly effective cameras for plates the size of postage stamps (or smaller) will eventuate

It looks like it was partially unscrewed at some point long ago

and the original neck strap is unfortunately missing

Original U.S. Post-WWII Inert 75mm M20 Recoilless Rifle Subcaliber Firing Device Set in Original Case with Manual - Dated 1953 U.S. Machine Guns and shows cracking in theOriginal Item. Only One Set Available. Totally inert and demilitarized according to BATF guidelines with hollow body and inert fuse. This artillery round cannot be converted to an explosive device and is not available for export. This is a fantastic & scarce Subcaliber Firing Device set in its original transport case with its original manual. Properly, it is composed of the Subcaliber Firing Devices 75mm Recoiless Rifle, M20 Device 3 F 9, and 57mm