VIVO Adapter Solutions: Please be sure and check the model of your monitor before ordering!! This bracket is designed to fit only the following Asus Monitor models: MX259H, MX259HS, MX279H, MX25AQ, and MX27AQ -Patented- Compatibility: Designed only for the Asus models listed above, this adapter provides mounting solutions for monitors that don't have VESA holes, allowing them to fit standard VESA mounts 75x75mm and 100x100mm