I have to agree with you, the barrel ring markings look as you've described. The "G" is an "O" with a line inserted. The number was done yesterday. The whole affair looks to have been ground or polished. The area under the front sight looks to have been polished and blued...
Here's another for a look... https://www.milsurps.com/showthread....ghlight=1903a4Information
![]()
Warning: This is a relatively older thread
This discussion is older than 360 days. Some information contained in it may no longer be current.