USB 3 pcie adapter 2 port usb to pcie x1 Front Panel 20pin 20 pin USB3.0 PCI-e PCI express hub controller Card adapter for Miner
https://www.vogueparade.com/shopping/EN/200001076/1/1005003751352283/usb-3-pcie-adapter-2-port-usb-to-pcie-x1-front-panel-20pin-20-pin-usb30-pci-e-pci-express-hub-controller-card-adapter-for-miner//