Ergotech's Free-Standing LCD Monitor Desk Stands require no clamping, are lightweight AND strong. With the patented Quick Release Pivots, installation is quick and easy. The pivots provide effortless monitor positioning: swivel left and right, tilt up and down, rotate portrait to landscape. The Dual Desk Stand holds up to two 24" VESA compatible flat panel displays. The lifetime warranty assures you we believe in our product and stand behind it 100%.