Quad Monitor Mount: Fits 4 screens up to 22 lbs in weight (each) with VESA 75x75mm or 100x100mm mounting holes. The top bracket holds ultra wides up to 38' -Patented- Versatile Screen Setup: The lower arm accommodates an Ultrawide + Dual Screen Setup (one 34 to 38 center ultra-wide with two 24 to 27 standard monitors on the outsides) or a Standard Screen Setup (three 24 to 32 monitors)