Wide Compatibility: Dual monitor mount each arm can holds 2 monitors up to 30 inches, maximum load capacity 22 lbs, compatible screen backside VESA mounting holes 75x75mm or 100x100mm. Flexible Adjustment: The dual monitor arm has a healthy range of adjustment that includes 16.63 inches of height adjustable, 45 degrees of tilt, 360 degrees of rotation, and 180 degrees of swivel. Various adjustment functions help placing your monitors to the position that fits you optimal. Work in ergonomic comfort. Heavy Steel Fabrication: The dual monitor mount has excellnet sturdiness and stability because it is made of toughened steel, each monitor arm holds up to 22 lbs. One can also tighten or loosen each joint of the dual monitor mount to make movement tight or lose without fear of dropping over time. Save 50% Desk Space: HUANUO dual monitor arm can lift two monitors up at the same time to save more than 50% of desktop space, especially suitable for small desktop. Additional concealed wiring design to hold the cords and keep them organized, keep your desk tidier, make work more comfortable. Easy Installation: Double monitor mount with 2 separate mounting choices: "C" clamp and Grommet mount. "C" Clamp mount is the most common for home office use, fits over an an edge that’s free of obstructions on both the top and bottom of the desk, fits desktop thickness 0.39”-3.54”. Grommet mount fits desktop thickness 0.39”-2.76”, using the hole of the desk, offers supreme stability, can keeping your screen fixed firmly and safely in place.cables.