SM688L22 22" Slim-Grip Ultra Seat Track Bolt - Floor Phone Tablet Mount Holder (sku 19101)SM688L22 Slim Grip Ultra 22" Flexible Seat Rail Bolt Floor Mount Slim Grip Ultra holder works with nearly all smartphones and tablets up to 8", even with cases. Arkon's Slim Grip Ultra is a sleek holder for just about any mobile device: iPhone, Galaxy S III, Note II, even the iPad mini & Nexus 7. It works with skins and cases; even thick, heavy duty cases. The 22" flexible aluminum mount attaches to your car's seat track bolt. Brackets are also