Dual NVMe PCIe Adapter Card M.2 NVMe SSD to PCI-e 4.0 x8/x16 Card Support M. 2 | eBay
Quad 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
Amazon.com: Quad M.2 NVME SSD to PCI-E 4.0 X16 Adapter, High Speed 4x32Gbps Soft Raid Card with Individual LED Indicator Support 2230 2242 2260 2280 (ph44) : Electronics
Quad M.2 PCIe Adapter for NVMe/AHCI SSD - Drive Adapters and Drive Converters | StarTech.com
Quad 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
Linkreal Quad PCIe 4.0 x16 to M.2 NVMe Adapter PCIe Bifurcation with Heatsink, 4 X4 NVMe M.2 SSD in Size 2242/2260/2280-LRNV95NF - Newegg.com
Linkreal Quad Pcie 3.0 X16 to M. 2 Nvme Adapter BIOS Bifurcation with Heatsink Support M. 2 Nvme SSD in Size 2230, 2242, 2260 and 2280mm for PC Gaming - China Pcie