Duo35 Dual-Monitor Arm Is Designed For Multi-Task Users And Players To Use Under Any Circumstances. With Metal Support And Diverse Mechanisms, It Is Not Just An Extended Monitor Arm But A Piece Of Comfortable Furniture For Your Long-Lasting Session.Specificationssupport Material : 100% Aluminum-Alloy & Steelmax. Screen Size : 35-Inch Per/Screenmax. Weight Capacity(Kg) : 20Quick Installation Plate : Yeseasy Handle : Yes, By Two Handlesusb Extension : Yes, Usb 3.0 X2Spring : Gas Springcable Management : Fullproduct Weight(Kg) : 8.86Installation : Grommet, Clamp