This RAM mount consists of a 3.25" suction cup locking base, 6" flex arm and with Diamond Adapter end. The suction cup base is designed to have a strong hold on glass and non-porous plastic surfaces. With a twist of the arm knob, you can move the suction cup mount to your optimum viewing position. RAM mounts are the top quality mounts on the market. With this universal RAM mount, you both get a RAM car mount, a RAM boat mount or a RAM airplane mount. The including adhesive bases can only be mounted once, due to its adhesive concept. So choose the mounting place carefully, and be gentle when using the mount the first two days until the strong adhesive hardens NOTE: THIS IS A NON-COMPLETE PRODUCT THAT ONLY HAS A FUNCTION TOGETHER WITH A MATCHING RAM CRADLE.