I got a new ball, fixed it in place with Loctite. Will put some teflon lube on next time I have the mast down. Again, thanks for the help!

Sounds like I need to do something. I will get a new ball, and try and make sure it can't rotate. thanks for the replies!

Thanks for all the fine advice, good to hear from folks with actual experience of sailing a Tiger.

Had not thought of an ancor, that could be an idea. There is very little, if any, tide action here in Denmark. So that is not much of a concern. Good ...

So no structural damage should be expected to the hulls if we drag it up on sand for a meter or so, just to get out of the water - for lunch for insta...