Originally Posted by banger
Charter Arms AR-7...
Bought it new in the 1980's, and to this day, I don't think I have ever gotten through a full magazine without a jam.
Because it floats, it does not even make a good boat anchor.
Have you tried taking a .30 spitzer bullet and using it as a mandrel with some wet 0r dry paper and polishing the mouth of the chamber? breaking the edge has helped with a lot of them through the various incarnations.