Three times now I've stripped the screw threading in the suspension arms where the pivot ball screws into the suspension arms. Any permanent solutions to this? Has anyone else had this problem?

Basically where this part:
Screws into this part:

I've replaced my suspension arms a couple times now but this keeps happening. I could either upgrade to RPM suspension arms and see if those threads last longer:

I'm thinking of super gluing the pivot ball into the suspension arm, but then I won't be able to adjust the camber (which is a pain!)

Has anyone ever found a solution to this? Or tried the RPM suspension arms and had them strip out or not strip out?