Brateck Cost-Effective Spring-Assisted 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 Product Category: Mechanical Spring Monitor Arm Rank: Standard Material: Aluminum,Steel,Plastic Surface Finish: Powder Coating Color: Matte Black Dimensions: 117x480x570mm (4.6'x18.9'x22.4') Fit Screen Size: 17'-32' Fit Curved Monitor: Yes Screen Quantity: 1 Weight Capacity (per screen): 2~9kg (4.4lbs~19.8lbs) VESA Compatible: 75x75,100x100 Tilt Range: +90°~-90° Swivel Range: +90°~-90° Screen Rotation: +180°~-180° Arm Full Extension: 450mm (17.7') Installation: Clamp,Grommet Suggested Desktop Thickness: Clamp：10~80mm Grommet：10~45mm (Clamp：0.39'~3.1' Grommet：0.39'~1.8') Quick Release VESA Plate: No USB Port: No Cable Management: Yes Accessory Kit Package: Normal/Ziplock Polybag,Compartment Polybag