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 :
StarTech.com M.2 to U.2 Adapter - M.2 Drive to U.2 (SFF-8639) Host Adapter for M.2 PCIe NVMe SSDs - M.2 Drive Adapter - M.2 PCIe SSD Adapter - Add the fast performance
U.2 SFF-8639 NVMe SSD to PCI-e 4X Adapter. PC PitStop Data Storage Solutions - SAS Enclosures, DAS, NAS, iSCSI & FC SAN
Amazon.com: AMPCOM M.2 M Key Nvme SSD to PCI-e 4.0 Adapter, PCI Express 4.0 X16 Card with Aluminum Case, Supports Windows 7/8/ 10, Supports 2280 : Electronics
Amazon.com: Dual M.2 PCIE Adapter for SATA or PCIE NVMe SSD with Advanced Heat Sink Solution,M.2 SSD NVME (m Key) and SATA (b Key) 22110 2280 2260 2242 2230 to PCI-e x
Full Speed M.2 NVMe SSD to PCIe Adapter with Heatsink
Amazon.com: AMPCOM M.2 NVME SSD to PCIe 4.0 Adapter Card, 64Gbps SSD PCIe4.0 X4 Adapter for Desktop PC, PCI-E GEN4 Full Speed : Electronics