PCI-E X8 2- Port NVMe M.2 M-Key Extended Card - NWCA Inc.
Amazon.com: M.2 NVMe PCIe Adapter,Dual M2 SATA B Key and NVMe M Key SSD to PCI-e x4 Adapter Card for 2280 2260 2242 2230 SSD, with M.2 Heatsink (M.2 NVME Mkey Card) :
Amazon.com: MZHOU NVME M.2 SSD M-Key to PCI-e 3.0 x1 Host Controller Expansion Card,Supports M2 NGFF PCI-e 3.0, 2.0 or 1.0, NVME or AHC 2280, 2260, 2242, 2230 Solid State Drives with
M.2 to PCIe 4-Ch Expander, Using With PCIe X1 to PCIe X16 Expander | M2-PCIe -Switch-4P
Dual M.2 PCIe SSD Adapter Card NVME/AHCI - Drive Adapters and Drive Converters | Hard Drive Accessories | StarTech.com Belgium
Quad NVMe PCIe Adapter, RIITOP 4 Port M.2 NVMe SSD to PCI-e 4.0/3.0 x16 Card with Fan for 2230/2242/2260/2280 SSD (PCI-e Bifurcation Required) - Newegg.com
Quad M.2 PCIe Adapter for NVMe/AHCI SSD - Drive Adapters and Drive Converters | Hard Drive Accessories | StarTech.com Europe