Hhahaha, thanks guys. Looks like Keith got in first, you better come and collect her this afternoon... bring a crane! hahaha
We get LOTS of fog and dew here in cold Canberra. It's to be expected.
Anyways, a simple fix (thank Allan): I now keep a can of WD40 in the astro-tool box, and apply a small amount to a rag and coat the inside of the 21pounder. I'll do this before every imaging session. Myth Busted!
P.S. when you get a mount this nice, it's appropriate to be a little OTT
Logie.