How often do you need to tighen your hitch ball?

BobsYourUncle wrote:
Now getting the durned thing off after years of use....
That's another story!

Reciprocating saw, 2 blades , a gallon of "sweat equity" and a large amount of "colourful" language works. :)
Now I use anti-sieze and have several ball mounts that don't stay in the receiver all the time!!