Delock Products 64105 Delock PCI Express x1 to M.2 Key M Adapter
M.2 - Wikipedia
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) :
Dual M.2 PCIe SSD Adapter, NVMe / AHCI - Drive Adapters and Drive Converters | Hard Drive Accessories | StarTech.com