Description: 【Car Headrest Mount】: Car phone tablet holder mount cross bar for car back seat, universal for most smartphones and tablet. 【Adjustable Length】: The length of the car headrest tablet stand cross bar is retractable from 50cm-68.5cm/19.69inch-26.97inch, easy to adjust according to the headrest distance. 【Durable Material】: The car tablet headrest holder mount bar is made of high quality aluminum alloy material, wear resistant, sturdy and durable to use. 【Easy Installation】: The car headrest mount cross bar is easy to install and remove, the two sides hooks can perfectly fit the headrest bars, stable and firm. 【Travel Accessories】: The tablet holder mount rod is long road trip essential for kids. Specification: Product Size: Diameter: 1.6cm/0.63inch Length: 50cm-68.5cm/19.69inch-26.97inch retractable Material: aluminum alloy ABS   Package Includes: Optional: Style A: 1 Cross Bar without Phone Tablet Holder or Style B: 1 Cross Bar without Phone Tablet Holder or Style C: 1 Cross Bar with Phone Tablet Holder