Original U.S. M136 AT4 84mm Recoilless Smoothbore Anti-Tank Launcher with Pop Up Sights - Inert Flags & Signs The interior is stamped for

The interior is stamped for size 58

or was just very lightly used

Again the trials were not successful enough to convince the War Department

There is a small chunk missing on the left side of the fore stock right next to the receiver

Original U.S. M136 AT4 84mm Recoilless Smoothbore Anti-Tank Launcher with Pop Up Sights - Inert Flags & Signs The interior is stamped forOriginal Item. Only One Available. This is an original U. S. military M136 AT4 84mm recoilless anti tank launcher in very good display condition. This expended and inert example retains its original military labels and safety warnings, folding shoulder stop, front and rear pop up sights, and part of the protective front gasket. The original sling is no longer present and has been replaced with a green nylon rope. This example is totally inert, non