PCI-E 1x to Dual 4x Extender Riser Card Adapter USB 3.0
Plug and play, no driver needed to install. PCI-E card can be inserted in any PCI-E slot: 1x, 4x, 8x, or 16x! 1 Piece UEX105 PCIe X1 to Dual X4 ports extension cable. We'd like to settle any problem in a friendly manner.