Features: 1.The extension cord supports high-speed PCI-E 16X cards and is easy to install in 1U or 2U chassis at any angle. 2.The use of soft thermoplastic materials, with high elasticity and aging resistance, is very practical. 3.The extension cable is designed with a dust cap and a gold finger protection cover, which can prevent humidity and heat and oxidation. 4.Fixing with bolts and nuts can prevent PCB cable soldering points from tearing and short-circuiting. 5.With stable PCl-E Gen3 8Gbps or higher rate, point?to?point connection can be realized. specification:Item Type: Extension Cable Material: PE + Tinned Copper + TPE Size: Approx. 200 x 122mm / 7.9 x 4.8in Support high-speed PCI-E 16X card Suitable for 1U, 2U chassis PackageList:1 x Extension Cable 1 x User Manual Note1. Before installation, make sure that the motherboard, graphics card and other PCI?E interface cards are in a power?off state. 2. In order to prevent static electricity from damaging the electronic components on the motherboard and graphics card, please wear static clothes and an anti?static wristband during installation. If you do not have static clothes and wristbands, please touch grounded metal objects with both hands before installation to discharge human body static electricity. . 3. Before the installation is completed, do not turn on the power to start the computer, otherwise the motherboard and graphics card may be damaged. 4. Please refer to the installation guide for installation. 5. Please keep the motherboard and graphics card away from humid air and dust in order to prolong its service life. 6.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.