The RAM-B-189-PIV1-UN9-KRU consists of a dual articulating 3.3" twist lock suction cup base, double socket arm, and universal X-Grip® cradle for 9"-11" Tablets. The dual articulating suction cup base is an amazing innovation in suction cup mounting. With the ability to independently articulate each suction cup, this mounting base can be used in a variety of applications such as curved windows and surfaces. Included are extra easy access grip knobs, located on the back of the cradle for quick release of your tablet. The X-Grip® cradle is compatible with devices that will fit the dimensions listed below. It is important to verify the dimensions of your handheld device with a case/sleeve/skin when determining the overall size.