Triple-monitor steel mount with twin C-clamps keeps three 17-32" screens steady on desks 0.39-3.54" thick. VESA 75×75/100×100, flat or curved, landscape or portrait. Gas arms tilt, swivel, rotate and lift up to 30.9 lb each while hiding cables and Allen keys. Hardware and 3-year support included. weight: 18.5 pounds. 17.6"D x 13.6"W x 6.8"H