Thanks - Maybe I'll just order one of those and try this one in another machine when I get around to it.Only ones I have used that I can speak for are these.
This is the one I have...
Amazon.com: Quad NVMe PCIe Adapter, RIITOP 4 Ports M.2 NVMe SSD to PCI-e 4.0/3.0 x16 Card with Fan Support 2280/2260/2242/2230 NVMe SSD (PCI-e Bifurcation Required) : Electronics