Size: Dual monitor wall mount Product Specifications: 1. Material:Heavy-duty steel and aluminum 2. Adjustable height range:11inch 3. Tilt: +90 ~ -45 degree 4. Swivel : +90 ~ -90 degree 5. Rotation: +180 ~ -180 degree 6. Max Extension 19.3inch NOTE: This computer monitor mount stand only fit monitors which own the following three specs at the same time: 1. Screen size: up to 32" 2. Weight capacity: 2.2lbs to 17.6lbs 3. Must have VESA mounting holes and the VESA pattern is 75x75mm or 100x100mm. Main Features Full Motion The Articulating arm offers +90° to -45° tilt, 180° swivel, and 360° rotation. It can be extended to 19.3” close to the wall. The monitor can be placed in portrait or landscape shape, it's easy to share screens with others through the swivel function. Counterbalance Height Adjustment The internal counterbalance gas spring adjusts to the weight of your monitor creating a suspended free-float effect that allows you to instantly adjust the height of your monitor without the use of tools. Integrated Cable Management The easily detachable integrated cable management system helps keep AV and power cords out of sight and organized. Allow wires to move freely while changing screen positions and keep cable neat organized. Two Installation Methods OPTION A: Wood Stud Installation. When installing on the wood stud wall, please don’t use an anchor in drywall or wood. OPTION B: Solid Concrete Wall Installation. When installing this monitor mount on the solid concrete wall, the provides anchor is needed.