This JOTTO DESK Computer Mount for Van's/Med-Duty Trucks is an ergonomic, multi-adjustable, dual swing arm desk used as a mobile computing platform for rough traveling commercial vehicles and truckers to secure and comfortably use a notebook computer in their vehicle. Second desk can be used to hold a portable printer or act as a writing platform. The Cable-Dock(R) securing system uses two nylon-coated steel cables that wrap up and over the keyboard section of the computer for a firm and positive grip. The "Original" articulated swing arm enables you to pull the desktop over for comfortable operation, reducing back strain. Mounts to floorboard on flat surfaces using self-tapping tech screws. Two adjustable brace kits provide additional stability. No pre-drilling necessary. Do-It-Yourself installation. Stand height is adjustable. 10" x 12" Desktop.