Silver desk mount dual monitor arm supports large displays up to 30" (17.6 lb) per arm with 2 USB 2.0 passthrough + 2 3.5mm audio - Full motion monitor mount w/ -90/+85 tilt +/-90 swivel 360 rotating (landscape/portrait) - Ergonomic articulating arms move screens forward/back from base up to 17.7" - Spring-assisted adjustable height up to 17.7" - Tighten double monitor arm to desktop w/ c-clamp / adjust arm balance w/ incl. tools - Detachable VESA 75x75/100x100 plate w/ quick release clip.