Ergotron LX Vertical Stacking Dual Monitor Arm, VESA Desk Mount for 2 Monitors Up to 24 Inches, 7 to 20 lbs Each Polished Aluminum

Broad compatibility: Fits two screens up to 24 inches diagonal and 7 to 20 pounds each; compatible with VESA patterns 75x75mm and 100x100mm ^^
Designed for workstation flexibility: Includes two arms, two extensions, 13-inch pole, two pole collars, base, notebook tray, notebook fastening kit, two-piece desk clamp for surface edges 0.63 to 2.6 inches thick and grommet mount that attaches through a desk surface hole up to 2 inches wide and 3 inches deep ^^
Large range of motion: Offers full monitor movement with 13 inches of lift, rising 22.6 inches from the desktop; delivers 25.6 inches of extension; personalize your view with 360 degrees of rotation and 75 degrees of tilt ^^
Stable and functional: Monitors stay secure, stacking one over the other or positioning side by side; each arm lifts, extends and rotates for the best ergonomic view; arms fold out of the way to reclaim space for other desktop tasks; Notebook Tray (only included with Polished Aluminum) supports a laptop instead of a monitor ^^
Built to last: Extensive quality testing ensures your displays stay stable and secure; Ergotron products set the standard for quality with a 10-year warranty and expert technical support