VIVO Dual LCD Monitor Height Adjustable Desk Mount Stand Black Deluxe Gas Spring Arms hold 2 Screens up to 27" (STAND-V002D) COMPATIBLE with two screens up to 27 in size and 14 lbs in weight each with VESA 75x75mm or 100x100mm mounting holes. Mount to desk (up to 3.25" thick) with heavy duty C-clamp or optional grommet mount COUNTER BALANCE gas spring arms for tool-less monitor placement with perfect counter balance presentation in all directions FULLY ADJUSTABLE arms offer 90 tilt, 90 swivel, and 360 rotation. Monitors can be placed in portrait or landscape shape EASY INSTALLATION open top slot VESA face plates make installation a simple process 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