StarTech.com PCI to PCI Express Adapter Card (PCI1PEX1)
Reverse Compact XMC-to-PCI Express (PCIe) Adapter - 4X (J16/JN4 to 68-Pin Conn at Bracket) (8613) | Technobox
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Amazon.com: PCIe to PCI Adapter Card,PCI Express x1 to PCI Single/Double Converter,PCI-e Extender Card with USB3.0 Cable for Desktop Sound Card (PCIe to Single PCI Slot) : Electronics
Axagon PCEM2-D NVME és SATA M.2 Adapter, PCI-Express x4 adapter, akár két M.2 lemezhez - eMAG.hu
StarTech.com PCI to PCI Express Adapter Card Model PCI1PEX1 - Newegg.com
PCI-X to x4 PCI Express Adapter Card - Slot Conversion & Slot Extension | StarTech.com Europe