The PEX1PCI1R PCI Express to PCI Riser Card (left-angle) lets you install a 32-bit PCI card into the (x1) PCIe slot on an Intel 1U IPC rackmount chassis - a necessary accessory for almost any Intel 1U chassis, providing a simple way to expand system capabilities by adding I/O ports or a legacy PCI card to newer systems. Backed by a StarTech.com 1-year warranty and free lifetime technical support.