HumanCentric Mount Compatible with Dell OptiPlex Micro Form Factor Case, VESA, Under Desk and Wall Mount Fits MFF 3040, 3046, 3050, 3060, 3070, 3080, 5050, 5060, 5070, 7040, 7050, 7060, 7070, MoreCompatible models: Fits the micro Dell OptiPlex MFF 3000, 3040, 3046, 3050, 3060, 3070, 3080, 5000, 5050, 5060, 5070, 5090, 7000, 7040, 7050, 7060, 7070, 7080, 7090, and more. It does not fit OptiPlex tower or small form factor. VESA mount Dell OptiPlex micro computers: Mount your micro OptiPlex to the back of a monitor with a 75 x 75 mm or 100 x 100 mm VESA pattern or to standard monitor mount (NOTE: Check to ensure your monitor has a four hole VESA