Oh sorry mate.@bigegg
both of us have said ccl
https://www.mig-welding.co.uk/forum/threads/500gb-ssd.86982/#post-1253934
When you reach my age you not only forget what people posted but also to search.
It was more to ask what that other connector was as opposed to price.
To be honest I had not intended to get a new SSD but decided it was sensible given I can leave my old system up to use until I get the new one set and installed with my programs.