Ah glad you got it solved. Figured the paint was an easily reversible approach.. if it is so tight at the base it would scrape off paint than I must have mis-envisioned the out-of -tolerance source.
Happy Shooting.
-OMotS
"If memory serves fails me..." Quote: ( unnamed) "been prtty deep in the cooler todaay "
Television and radio are most effective when people question little and think even less.