Check the listing for details. RAP-B-299-4-UN8U RAM X-Grip for 7"-8" Tablets with RAM Stubby .... Color: Black, Condition: New. Listed at 94.44 USD. RAM X-Grip for 7"-8" Tablets with RAM Stubby ... RAP-B-299-4-UN8U Genuine RAM Products! The RAP-B-299-4-UN8U consists of a spring loaded cradle with grip knobs on the back for a quick release function of your tablet. Connecting to the X-Grip is the RAM Stubby cup holder mount. The durable composite shell construction and flexible support fins can be trimmed to size make this cup holder base a portable and versatile solution. The RAM ball and socket system allows for articulation at both ends of the double socket arm creating almost infinite adjustment and perfect viewing angles. Compatible with any vehicle cup holder with an inside diameter range of 2.57 INCHES to 3.5 INCHES . The X-Grip includes a device tether recommended for outdoor applications. The cradle is compatible with handheld 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.hardware included (1) Optional Tether(1) Glue Tube for Rubber Capsproduct dimensions Overall Height: 9.15 INCHES holder dimensions Width Range: 2.5 INCHES - 5.75 INCHES Depth Range: .875 INCHES maxwedge dimensions Fits cup holders between 2.57 INCHES - 3.5 INCHES inside diametersocket to socket length 3 INCHES ball size B Size (1 INCHES )weight capacity Standard Use: 2 lbsHeavy-Duty Use: 1 lbmaterials High strength compositepackaging type Poly BagWeight 1.76 lb hardware included (1) Optional Tether(1) Glue Tube for Rubber Caps product dimensions Overall Height: 9.15 INCHES holder dimensions Width Range: 2.5 INCHES - 5.75 INCHES Depth Range: .875 INCHES max wedge dimensions Fits cup holders between 2.57 INCHES - 3.5 INCHES inside diameter socket to socket length 3 INCHES ball size B Size (1 INCHES ) weight capacity Standard Use: 2 lbsHeavy-Duty Use: 1 lb materials High strength composite packaging type Poly Bag Weight 1.76 lb