Ergotech Group"s Quad Desk Stand with ice Cube convenience power and connectivity supports up to four monitors and is designed for quick setup and effortless adjustment. This desk stand comes preassembled and requires minimal setup allowing you to mount your displays in seconds. Our Quad Desk Stand features; Tool-less design, patented Quick Release Pivots - supporting up to 25 lbs each, Cable management, 75mm and 100mm VESA compatible, legendary construction and industry leading lifetime warranty. This product is upgradable and can be fitted with vertical poles from 16 inch (Standard) to 28 inches (Optional) and quickly converts to a desk clamp, grommet, slat wall or direct mounting buy purchasing an upgrade kit.