For Ultrawide Monitor Screens: MOUNTUP dual monitor arm is designed for heavy duty flat & curved computer screens up to 42 inch per arm, holds monitor weight up to 33lbs, vesa mount with 75x75mm and 100x100mm. Compatible with Samsung, ASUS, Acer, LG, HP, AOC, BenQ, MSI, Dell, Lenovo, etc., including but not limited to 42 40 39 38 37 35 34 32 30 28 27 25 24 23 22 21 21.5 20 19 17 inch pc flat/curved displays. | Full Range Motion-swivel/tilt/rotation: Offer a wider range of movement, the ultra wide dual monitor mount allows the screen to tilt up 90°/down 45°, swivel 180°, and rotate 360° from landscape to portrait. The gas spring arm has a maximum arm extension is 25'' and a maximum height adjustment is 19.7" from the work surface. Easily find an optimal ergonomic posture, and relieve strain on the spine, neck, and shoulders. | Two Mounting Ways & Quick Assemble: The monitor desk mount support C-clamp (drill-free, quick clamp without bolt knob) and grommet (optional) mount. The vesa plate connected to the arm adopts a lock plate without safety screw installation. With easy-to-follow instructions, this monitor mount for 2 monitors can be assembled quickly and easily within 10 mins. If the thickness of your table is not within this range, please relate with us for a suitable C-clamp. | Free up Space-Perfect for Office/Game monitor: The dual monitor stand provides stable and secure construction to hold 2 heavy-duty computers, achieving efficient office and enjoying dual ultrawide screen. Compared to a monitor holder with a large base, this monitor stand keeps cables organized and protected and holds up the ultrawide screen to release extra desktop space for your favorite desk decor. | MOUNTUP Customer Service: We are confident in our monitor mount's construction, strength, and durability. By installing a computer monitor mount, you will create a more efficient and organized workstation.