1、Provides Protecting: PCIe 16X female to female riser adapter for protecting against wear and tear between the graphics card and the computer's motherboard. 2、Applications: PCIe 16X riser adapter, perfect for small computer and server chassis, 1U and 2U. Suitable for large graphics cards, meets the point to point design of PCIe 3.0 SPEC. 3、Upgraded Usage: The original PCIe connector is horizontal, it is difficult to install large graphics cards, this riser card is specially customized to fit PCIe graphics cards with limited space for installation. 4、Gold Plated Fingers: This PCIe 16X riser card adapter has premium solder joints and gold plated contacts for better connectivity and long term use. 5、Compact And Portable: The PCI Express 16X extender converter is lightweight and small in size. Portable, and practical. Can be used to test 16X PCIe slot expansion adapters.