RAM Mount Tab-Tite iPad / HP TouchPad Cradle Flat Surface Mount [RAM-B-138-TAB3U]RAM Flat Surface Mount with Tab Tite Cradle for the Apple iPad, iPad 2 & HP TouchPad Part #: RAM B 138 TAB3U The RAM B 138 TAB3U consists of a double socket arm, 2. 5" diameter round base with the universal AMPS hole pattern, diamond adapter base and Tab Tite cradle. Designed into the mount is a 1" diameter patented rubber ball and socket system with adjustment points at the base and cradle. With a twist of the arm knob, you can move the Tab Tite