This fully independent, adjustable dual monitor arm with innovative gas spring technology allows effortless monitor adjustment. With a clamp or grommet, the Platinum Series Monitor arm is easy to mount and will hold two monitors up to the size of 27 each.VESA 75x75 and 100x100 compliant85° / -15° Monitor Tilt180° Monitor Pan, 360° Monitor RotationFully independent adjustable single monitor arm with innovative gas spring technology, holds up to 27 monitors & up to 20kgs in total (10kgs per arm), built in Dual USB connectivity, dual monitors are in a stacked position to save space in tight workspaces