Arkon's TAB3-RSHM is a high-quality universal car seat headrest tablet mount that easily attaches to your car or truck's headrest posts. This mount is compatible with 7 to 18.4 inches screen-size tablets with or without case. The headrest tablet mount is ideal for family road trips. The headrest tablet mount features an aluminum extension arm that positions the tablet between both front seats. The Slim-Grip® Universal Tablet Holder (Model #TAB001) is compatible with 7 to 18.4 inches screen-size tablets. The holder features a spring-loaded design that makes it easy to securely insert or remove the tablet by pushing down on the lower legs of the holder with one hand. The Headrest Car Seat Mounting Pedestal (Model #HM003-SBH) is a 2-post aluminum mount that can extend the arm between two seats. The headrest does not need to be a removable kind, just raise it up a few inches and the mount can attach to the round posts.