Amazon.com: 2 Slots M Key M.2 NGFF PCIe Based (NVME AHCI) SSD and B Key, B+M Key M.2 NGFF (SATA Based) SSD to PCI-E Express x4 Adapter : Electronics
PCI-e 4x SSD as NGFF M.2 M Key SSD Adapter with Flex Cable
NVMe PCIe M.2 NGFF SSD to PCIe x1 Adapter Card PCIe x1 to M.2 Card with Bracket PCI E M.2 Adapter for 2230 2240 2260 2280 SSD M2|Add On Cards| - AliExpress
SupaGeek M.2 SSD to PCIe Express 3.0 x4 Adapter Card, Supports M-Key M – Giftenza
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
PCIe 4x to NGFF M.2 Adapter with 4 pin power cable – Miner Parts
M.2 SSD to U.2 Adapter 2in1 M.2 NVMe and SATA Bus NGFF SSD to PCI e U.2 SFF 8639 Adapter PCIe M2 Converter for Desktop Computers|Add On Cards| - AliExpress