Product Category: Mechanical Spring Monitor Arm, Material: Steel,Plastic,Aluminum, Surface Finish: Powder Coating, Color: Space Grey,Matte Grey, Dimensions: 995x107x572mm (39.2"x4.2"x22.5"), Fit Screen Size: 17"-32", Fit Curved Monitor: Yes, Screen Quantity: 2, Weight Capacity (per screen): 2 to 9kg (4.4lbs to 19.8lbs), VESA Compatible: 100x100,75x75, Tilt Range: +55° to -55°, Swivel Range: +90° to -90°, Screen Rotation: +180° to -180°, Arm Full Extension: 515mm (20.3"), Installation: Grommet,Clamp, Suggested Desktop Thickness: Clamp: 10 to 80mm Grommet: 10 to 40mm (Clamp: 0.39" to 3.1" Grommet: 0.39" to 1.