THE BEST SIDE OF GOLD CUP TROPHY COLT 45

I had been questioning precisely the same detail.  Very low amp TIG welding might be the answer to only welding the roll marks.  Exactly what is the perpose of copper?It has the early reciever with no fence across the mag release and all early form launch pins with holes in the middle. If you would like an image or two I believe I could make that