M.2 SSD Card 1x PCIe (NVMe) 2x SATA M.2 - SATA Controller Cards | Add-on Cards & Peripherals | StarTech.com Europe
x4 PCI Express to M.2 PCIe SSD Adapter - Drive Adapters and Drive Converters | Hard Drive Accessories | StarTech.com
Amazon.com: Sedna PCI Express (PCIe) Dual 2.5 Inch SATA III (6G) SSD Adapter (Extended Single Side SSD Version) (with Built in Power Circuit, no Need SATA Power Connector, Best for Mac), SSD/HDD
Delock Products 90349 Delock PCI Express x1 Card for 2 x SATA HDD / SSD
PCI-E X8 Double Disk Transfer Card NVME M.2 MKEY SSD RAID Array Expansion Adapter(PH45)