This mount consists of a 2.5″ diameter round base that contains the universal AMPs hole pattern, double socket arm, diamond base adapter, u-bolt stainless steel base and a high strength composite cradle. The mount is designed with a 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 hole pattern found on the diamond base adapter will connect to most RAM cradles. The included RAM’s patented design dampens shock and vibration, helping to extend the life of your device. U-Bolt Dimensions: Accommodates rails from 0.5″ to 1.25″ in diameter. Features: 1. Support cups contain open slots to accommodate for tablets of various sizes 2. Back plate can support various size support cups 3. Spring loaded tension provides secure support for your tablet 4. Spring loaded cradle allows for quick release of your tablet 5. Full access to all ports Cradle Dimensions: Height: 8.5″ minimum to 10.75″ maximum Width: Maximum to 7.75″ Edge Depth: Maximum to 0.56″ Cradle Dimensions: Height: 8.75″ minimum to 10.75″ maximum Width: Maximum to 8.25″ Edge Depth: Maximum to 1.10″