VIVO Single Monitor Sit-Stand Height Adjustable Workstation Standing Desk Mount w/Gas Spring/Holds 1 Screen 13" to 27" (STAND-SIT1) SIT TO STAND height adjustable workstation that mounts to your current desk. Transitions in a matter of seconds with deluxe gas spring technology no tools required. COMPATIBILITY - VESA mounting holes 75x75mm & 100x100mm, holds one 13" to 27" screen with a total weight capacity of 20 lbs. MOTION - Movement includes 180 degree swivel as well as 360 degree arm rotation. CABLE MANAGEMENT - Integrated removable clips to keep messy cords organized and clean. WEVE GOT YOU COVERED - Sturdy steel design is backed with a 3 YEAR MANUFACTURER WARRANTY and friendly tech support to help with any questions or concerns.