US$ 9.24 - XT-XINTE M Key M.2 NVMe PCI-e SSD NGFF Type to PCIE PCI Express 3.0 4X Adapter Card with Heatsink for PC Laptop Support 2242 2260 2280 - m .xt-xinte.com
RCKPI4 M.2 - use PCIe Sata card (up to 8+ ports)? - Hardware and peripherals - Radxa Forum
Pcie X4 3.0 Extension Cable Pci Express 4x To M.2 Nvme M Key 2280 Riser Card Gen3.0 Extender Line 32g/bps - Pc Hardware Cables & Adapters - AliExpress
M Key M.2 PCIe NGFF SSD to PCI-e Express 3.0 x4 Adapter Card Controller with Heatsink for 2230 2242 2260 2280 mm M Key M.2 PCIe Based AHCI NVMe SSD - Newegg.com
Amazon.com: GLOTRENDS Dual M.2 X4 PCIe Adapter for One M.2 PCIe SSD and One M.2 SATA SSD, Support OS Booting from M.2 PCIe SSD or M.2 SATA SSD, Including 2 x M.2
Delock Products 64131 Delock M.2 Key M to PCIe x4 NVMe Adapter with 20 cm cable