Brateck Cost-Effective Spring-Assisted Dual Monitor Arm Fit Most 17'-32' Monitor Up to 9KG VESA 75x75,100x100(Black) FEATURES ●Spring-Assisted Mechanism: allows to easily move up and down ●Built-in Spring Tension Mechanism: for perfect weight adjustments ●Keyhole Pattern: allows for easy installation ●Free-Tilting Design: for multiple viewing experiences ●Cable Management: keeps everything organized SPECIFICATIONS Dimensions: 937x105x570mm (36.9'x4.1'x22.4') Weight Capacity (per screen): 2~9kg (4.4lbs~19.8lbs) Suggested Desktop Thickness: Clamp：10~80mm Grommet：10~45mm (Clamp：0.39'~3.1' Grommet：0.39'~1.8') Quick Release VESA Plate: No