Amazon.com: Sedna PCI Express (PCIe) SATA III (6G) SSD Adapter with 1 SATA III Port (with Built in Power Circuit, no Need SATA Power Connector, Best for Mac), SSD not Included :
Sonnet Tempo 6 Gb/s SATA PCI Express 2.5" Solid TSATA6-SSD-E2
M2.pcie Ssd Adapter M.2 Ssd Nvme Pcie M.2 To Pcie M2 To Pci E Nvme Converter Nvme/m2 M Key 2230-2280 Pci Express X4 X8 X16 Card - Add On Cards & Controller