The single monitor arm has an optimized tilt structure, provides excellent weight-bearing capacity for ultra wide screens, including most of the popular 49' ultrawide flat and curved computer monitors. With a max. weight capacity of 44 lbs, it can securely support 17'-49' monitor, and compatible with VESA 100x100 and 75x75mm. If your monitor does not have a VESA hole, you need to prepare a VESA mount adapter. This monitor desk mount arm features excellent flexibility and adjustability. It offers a +50° to -20° tilt, 180° swivel, 360° rotation adjustment, a height adjustable range from 8.7' to 18.7' and a maximum arm extension of 22.4'. You can customize an optimal ergonomic posture to reduce the strain on your neck and back, meet a healthier entertainment time.