M.2 NVME SSD to PCI-E 4.0 X16 Adapter Expension Card support PH44 2280 2242 | eBay
Low-Profile M.2 NVMe SSD to PCIe 4.0 Adapter with Heat Sink for 1U - Micro Connectors, Inc.
MP600 PRO NH 2TB PCIe 4.0 (Gen 4) x4 NVMe M.2 SSD
Dual M.2 PCIe NVMe Adapter Without PCIe Splitter Function (PCIe Bifurcation Motherboard is Required), Support M.2 PCIe 4.0/3.0 SSD Soft RAID Setup in Windows/Linux