Dual M.2 NGFF SSD PCI Express Card Adapter to Desktop PCIe M-Key NVME B-Key SATA | eBay
64GB Team ExpressCard SSD (MLC 34/Interface) with USB cable
Lexar rolls out 4GB, 8GB, and 16GB ExpressCard SSDs | Engadget
Amazon.com: MZHOU PCI-E to USB 3.0 PCI Express Card incl.1 USB C and 2 USB A Ports,Adding M.2 SATA III SSD Devices to a PC or Motherboard Using M.2 NVME to PCIe