Thanks that was my initial idea but doesn’t seem to unscrew.
The original task was this: https://www.victorianplumbing.co.uk/chatsworth-1928-traditional-wall-mounted-crosshead-basin-mixer-tap
and replacement was this: https://www.abiinteriors.co.uk/product/mini-wall-mounted-spout-chrome/
I bought a tap and sink but it transpired that the sink was too big for the space. I then bought a smaller sink but then the original tap had too much projection so needed to buy a smaller tap.
In now having trouble attaching it to the fitting. The one in the wall appears to be push fit whilst...