VESA 75x75/100x100mm heavy duty desk mount dual monitor arm supports 2x 32 inch (16:9) displays (up to 17.6lb each) Matte black - C-Clamp or grommet mount to desk (up to 1.9" thick); Detachable VESA plates; Incl. tools - Articulating ergonomic monitor mount with tilt/swivel/rotating screen - Full motion monitor arms w/ one-touch 10" adjustable height; Secure each arm along 19" pole; 30" Max height; Arms extend 18.4" - Stacking monitor arms allow you to mount two computer monitors vertically.