LAPTOP MOUNT FOR DESK: The black dual-purpose mount allows you to mount a laptop using the VESA laptop tray or use it to mount a 27’ or a 34’ ultrawide display with basic articulation & height adjustment. Capacity 8kg/17.6lb monitor or 4.5kg/9.9lb laptop SECURE LAPTOP TRAY: Adjustable padded arms grip and hold laptop (9.4-16.5’ wide) at different angles; Arms can be positioned to avoid blocking laptop ports; Stoppers at the bottom w/variable heights 0.5’ or 0.9’ prevent laptop from sliding off; Ventilated RANGE OF MOTION: The laptop tray or mounted display (75x75 & 100x100mm) have a wide range of motion with +/- 45° tilt, +/- 90° swivel, and 360° rotation (portrait/landscape). The laptop tray features ledge stoppers and padded arms to secure the laptop ARTICULATING LAPTOP ARM: The arm height on the desk monitor mount can be positioned and secured anywhere along the 17.7 inches / 449mm pole and extend up to 16.85 inches / 428mm from the base.