I know it's a long thread, however you only need to read the first post and the last few pages....
https://the75andztclub.co.uk/forum/s...d.php?t=130209
Arctic has also done some research into using a mondeo mount (page 20 of the thread) which can also be used...
There are alternatives to those you highlighted, if you don't mind a bit of fettling. The seller of the second you mention seems to be well regarded on here.