The RAM-B-138-GA43LU consists of a double socket arm, locking knob, 2.5" diameter round base with the universal AMPS hole pattern, diamond adapter base and custom high strength composite locking case for the Garmin dezl™. The locking case features the ability to secure your Garmin dezl™ in place adding much needed protection and enables full access to the screen, power plug, and memory card slot. The case consists of a front and back cover that can be secured together using standard pop rivets or security screws. The locking case also features a unique cable retention system that prevents accidental unplugging of the USB cable. Paired with a RAM locking knob, this solution is the ideal accessory for deterring theft or accidental removal of the mounted GPS device. Designed into the mount is a 1" diameter patented rubber ball and socket system with adjustment points at the base and cradle. With a twist of the arm knob, you can move the flat surface dezl™ mount to your optimum viewing position.