This PCI Express riser extension cable is made of , which can withstand use. Features the copper material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Color: Black -Material: copper -Size:20.00X13.00X2.00cm/7.86X5.11X0.79in - It is manufactured with professional technology to ensure the of the product and can work for a long time. - resistance, thickness up to 3U, signal transmission and stability. - Powerful slot, stable transmission, effectively prevent the device from loosening and unstable, preventing blue screen/black screen freezing and other phenomena. imported wire, compatible with all graphics cards, no picking. The wire is soft, bendable and foldable. - workmanship, reasonable structure, professional and practical, can bring you convenience. Package list: 1 x graphic extension cable