Quad NVMe PCIe Adapter, RIITOP 4 Port M.2 NVMe SSD to PCI-e 4.0/3.0 x16 Card with Fan for 2230/2242/2260/2280 SSD (PCI-e Bifurcation Required) - Newegg.com
4-Drive M.2 NVMe SSD to PCIe 4.0 x16 Bifurcation Adapter Card with Act - Sabrent
Quad Slot M.2 NVMe PCIe 4.0 X16 Adapter Card with ASM 1184E Chip, Only Work with PCIe Splitter Function Motherboard
Amazon.com: Hilitand M.2 NVME SSD to PCIe 4.0 Adapter Card, 4 Port M.2 NVMe to PCIE x16 Expansion Card for M Key NVMe SSD, 4 x 32Gbps Full‑Speed(ph44) : Electronics
JEYI M.2 NVME SSD to PCIe 4.0 Adapter Card, 64Gbps SSD PCIe 4.0 X4 Expansion Card for Desktop PC , PCI-E GEN4 Full Speed SK4 - AliExpress