The RAM-B-316-1-TAB3 consists of the RAM POD I universal No-Drill vehicle base, 18 rigid aluminum rod, socket system and Tab-Tite universal clamping cradle. The base of the mount connects to your seat rail without any drilling necessary. The 45.72cm (18") rigid aluminum rod can be bent to position your device to its optimum viewing location. The spring loaded, quick release Tab-Tite cradle makes it easy to load and unload your tablet, along with keeping it secure while on the go. Cup ends are designed to optimize the functionality of your tablet, allowing access to audio jacks, usb, power, and other ports, your iPad can be used just as it was intended. The included backplate is interchangeable with various size support cups, making it compatible with numerous tablet models. New detachable support cups are the only components needed for purchase, attach to the backplate for support of your new tablet. The Tab-Tite cradle is compatible with any tablet that will fit the dimensions listed below. It is important to verify the dimensions of your tablet when determining the overall size.