For UltraWide Screens: PUTORSEN computer monitor mount fits most 17- 49 inch Flat Curved Screens including 1000R Curved Screens and holds 4.4 lbs to 44 lbs in weight; VESA patterns include 75 x 75 mm, 100 x 100 mm and compatible with different size screens, including but not limited to 49 47 45 43 42 40 38 35 32 30 28 27 25 24 23 22 21 20 19 17 inch screens | Fully Movment and Vertically Stacked: Its pole-mounted design give your monitor wider moving range (tilt, swivel, height adjustable) and Vertically Stacked option let you get better viewing experience with two stcacked ultra wide monitors; You could set your monitors to customized angles and positions freely while saving up much valuable space on your desktop | Sturdy Instruction and Easy Assemble: This 2 monitor desk mount is made of aluminum and steel and passed strength weight test through UL witness Lab; The installation steps are very easy and take less time; Please check monitor weight, VESA holes, desktop thickness (clamp for 12 to 50 mm; Grommet for 12 to 50mm) before purchasing | Comfortable Ergonomic Design: This dual monitor arm desk mount raises monitors to eye level, improving posture, and relieving strain on the neck and shoulders while increasing your viewing experience as well as space flexibly; And the cable management conceals the wires for a clutter-free appearance | Trustworthy: We offer 10 years service support to all customers who bought products from us; Product package include 1 x heavy duty monitor arm, 1 x Hardware Kit (monitor mounting screws include), 1 x Instruction Manual | Warm Reminder: Please check if your monitor has 75 x 75 mm or 100 x 100 mm VESA holes at back of monitor before purchasing; For some big size such as 49 inch Samsung monitors, they need to install a steel part (it always comes with your monitor; It doesn't come with monitor arm package) to get 75x75 mm or 100x100 mm VESA holes; Then you can install monitor arm successfully