The RAM-B-102-UN7U consists of a diamond base, double socket arm and universal spring loaded X-Grip™ holder for cell phones. Designed into the mount is a 1" diameter patented rubber ball and socket system with adjustment points at the both ends of the socket arm; this with a twist of the arm knob, allows you can move the X-Grip™ mount to your optimum viewing position. The 2.43" x 1.31" diamond base has two holes 1.912" from center to center and matches the industry standard AMPS hole pattern. The included X-Grip™ cradle has a clean and clever four leg design that sports great holding power without hiding your phone behind foam pads and plastic. The spring loaded X-Grip™ holder expands and contracts, allowing for a perfect custom fit of your cell phone. The perfect compliment to the modern sleek interior of today''s vehicles, the RAM X-Grip™ is the cell phone holder evolved.