I have a couple sets of Eagle grips. These are old.
First is a scroll type finger groove for a N square butt.
Second is a smooth finger groove for a J round. These need new screw and a buff.

$75 for N frame $50 for J
$100 for both

https://forum.accurateshooter.com/threads/eagle-grips-s-w.4025280/#post-37979117


If it jams force it! If it breaks it needed replacing anyway.