PCIe x16 PCI-e x16 to TB3 Extension Cable PCI-Express Cables eGPU Adapter Thunderbolt 3 graphics card docking station - Newegg.com
TT Gaming PCI-E 3.0 X16 Riser Cable | ttpremium
Amazon.com: ADT-LINK Riser PCI-E 3.0 16x to x1 PCIe x16 x1 PCI Express Riser Mining Graphics Card Extension Cable R13SC 25cm with Power Line (No Power Cable) : Electronics