NEW UGREEN M.2 NVME to PCI Express 32Gbps Card Adapter Support 4 Sizes M.2 SSD | eBay
Amazon.com: LTERIVER PCIE 3.0 X4 to 6-Ports Serial ATA/SATA 3.0 Host Controller, Plug and Play on Windows OS, MAC OS, and Linux Kernel Systems-6X 6Gbps Max SATA 3.0 None Raid Ports-Support AHCI
MAIWO M.2 expansion card KT058A NVMe SSD to PCIe 3.0 X16/X8/X4 adapter M Key Converter Card Support 2230 2242 2260 2280,Compatible with Windows 7/8/10 & Linux ,BTC accessories - Newegg.com
Bifurcation on PCIe* 3.0 x16 Intel® NUC 9 Extreme/Pro Kits
4 SSD M.2 X16 PCIe 3.0 X4 Expansion Card with Heatsink Supports 4 NVMe M.2 2280 Up to 128Gbps Support Bifurcation Motherboard - AliExpress
M.2 NVMe SSD NGFF to PCIE X4 adapter M Key interface card Support PCI-e PCI Express 3.0 x4 2230-2280 Size m.2 m2 pcie adapter - AliExpress
Nvme Pcie Adapter M.2 Ssd To Pcie 3.0/4.0 Expansion Card - Temu