Jeniko ULM-65NBB Netbook Laptop Computer Holder Seat Mount or Stand for Cars, Autos and Vehicles * Arm rotates 360 degrees * Articulating arm locks in virtually any position * The overall height adjusts from 15 to 20 inches high* * Mounts to your seat's bolts (no drilling into your floor) * Remove from vehicle by removing 1 knob * Installs in 5-10 minutes *Ultra-Rigid design * Ergonomic tilt design to tilt laptop to any angle