Enjoy the benefits of ergonomic typing angles and a work area that’s spacious and extra sturdy with a clamp-on keyboard tray (mount-kb05e) from Vivo! Win back valuable desk space by adding a lower-tier surface for the keyboard, mouse, and other small items. Designed with user-geared features such as smooth gliding motion for easy placement, sturdy c-clamps for convenient mounting, and anti-skid padding for scratch resistance, this mount was built to perform! The solid steel track construction makes this mount extra sturdy and guaranteed to last. The under-desk tray placement creates an ergonomic setup that decreases fatigue and muscle strain on the neck, back, and shoulders. The sleek, black appearance adds a classy look to any office while providing ample support for your keyboard and accessories. All hardware is provided for easy installation to get your tray mounted and organized in no time! Features Tray dimensions: 26.8" x 11" (33" including clamps) Extension: tray slides out a total of 8.5" from a desk Orientation: tray sits 1.75" to 2.75" below the desk surface Minimum desk thickness: 0.5" Maximum deck thickness: 1.25" Weight capacity: 11 lbs