Spring loaded expandable tray that can accommodate 10 to 16 inch wide laptops These arms can be moved both vertically and horizontally Tray Depth: 10.0" High Strength Composite The Tough-Tray is compatible with laptops that have 17" screens Spring loaded and expandable to accommodate 10 to 17 inch wide laptops Tray includes four side clamping arms with rubber grip Arms can be moved vertically and horizontally to clear all ports, drives and varying thickness of laptops Perimeter of tray is lined with mounting holes to accommodate the mounting of various devices including GPS, PDAs and cell phones Utilizes RAM's patented ball and socket system which isolates and dampens shock and vibe. Includes lifetime warranty