VIVO Adapter Solutions: Please be sure and check the model of your monitor before ordering!! This bracket is designed to fit only the following Dell model numbers: S2440L, S2340L, S2340M, S2240L, and S2240M Compatibility: Designed only for the Dell S-series 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