The gold finger adopts the immersion gold process to enhance the plugging service life and good electrical performance of the product. The line has foldable and bendable flexibility, which does not affect the transmission efficiency and use function of the line. The high-quality PCI-E slot is adopted, which improves the clamping force of the graphics card and the stability of the product, and prevents the problem of looseness and frame drop of the transfer device. Strong wear resistance, enhanced signal transmission and stability. Made of high-quality materials, durable. Product name: PCI-E 4.0 graphics card extension cable Adapter graphics card: RTX3090 RX6900xt, support PCIE4.0 graphics card Speed Bandwidth: PCIe 4.0 x16 Compatible motherboard: PCIe4.0 motherboard Wire length: 15 cm Material: PE colour: black Package Contents: 1 x Extension Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.