CableMod Pro ModMesh 12VHPWR PCI-e Cable Extension (16-pin to Triple 8-pin, 45cm) – CableMod Global Store
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