Amazon.com: SABRENT NVMe M.2 SSD to PCIe X16/X8/X4 Card with Aluminum Heat Sink (EC-PCIE) : Electronics
Seagate Announces PCIe x16 SSD Capable Of 10GB/s
ProXtend PCIe X16 to X4*4 M.2 M Key SSD adapter - anyITparts
Cryo-PC Full Speed NVMe SSD PCIE PCI-Express 3.0 X16 to U.2 Adapter Converter Card Module New - NWCA Inc.
Amazon.com: NVME PCIe x16 Adapter, ELECTOP M.2 Key-M SSD to PCI 3.0 Express Expansion Card, Support 2230/2242/2260/2280 with Heat Sink, Compatible with Windows XP / 7/8 / 10 & MAC OS System : Electronics
NVMe to PCIe Adapter x16, RIITOP M.2 NVMe SSD to PCI-e 3.0 x16 Adapter