Actually I do use a Gitzo, I have 2 but I have found they are not ideal for scopes, they are great for heavy DSLRs and long lenses on a Wimberley, but they flex too much with a scope for me.
It may sound strange but I prefer a decent alloy mount for my scopes
THIS is superb with a good fluid head
https://www.ebay.co.uk/itm/Giotto-Al...EAAOSwHU9ePp2c