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
The OCZ RevoDrive Hybrid, a PCIe SSD with a HDD piggybacking a ride - PC Perspective
Cryo-PC Full Speed NVMe SSD PCIE PCI-Express 3.0 X16 to U.2 Adapter Converter Card Module New - NWCA Inc.
ToughArmor MB839SP-B 2.5” SATA SSD/HDD to PCIe 2.0 x1 Hot-Swap Mobile Rack for PCIe Expansion Slots. PC PitStop Data Storage Solutions - SAS Enclosures, DAS, NAS, iSCSI & FC SAN
SEDNA - PCI Express (PCIe) Dual 2.5 Inch SATA III (6G) SSD Adapter (Short Double Side SSD Version) (with Built in Power Circuit, no Need SATA Power Connector, Best for Mac), SSD/HDD
2.5-inch U.2 SFF-8639 SATA to PCI-e X16 Gen3 Adapter Cable for SSD Drive Expand | eBay
Intel Optane SSD 900P Series Internal hard drive PCI Express 3.0 x4 (NVMe) PCIe card (HHHL) 1.00 5 years warranty 3D XPoint Solid-state drive, intel, electronics, intel, interface png | PNGWing
Onvian M.2 NVME Adapter SSD To PCIe Card M.2 Key M Driver With Silicone Cooling Pad Hard Drive Adapter Support PCIe x4x8x16 Slot|Add On Cards| - AliExpress
WD Demonstrates First PCI Express Hard Drives at Computex 2014