PCIE X1 TO PCIE X4 EXTENDER R12 4.0 series Description Product ID:R12SF 4.0 ; R12SL 4.0 Interface: PCIe x1 / PCIe x4 Application: Extension Shelf time:2020-01-10 11:07:19 Product description: PCI-E x1 to x4 extension riser cables Inquire Now View More Details File Download 1 (452 KB)