The RAM-B-166-TAB-SM consists of a 3.3" suction cup twist lock base, double socket arm, diamond adapter base, Tab-Tite&trade   cradle and 3 sets of cup ends to accommodate for tablets of various sizes. The suction cup, twist lock base is designed to have a strong hold on glass and non-porous plastic surfaces, including RAM adhesive disks. The mount is designed with a RAM 1" diameter patented rubber ball and socket system that has adjustment points at both ends of the double socket arm; this allowing for almost infinite adjustment and perfect viewing angles. The spring loaded, quick release Tab-Tite&trade  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 tablet can be used just as it was intended.