Arkscan MCAR13 Laptop Computer Mount Stand Holder for Car Van SUV Truck, Notebook 12 inch to 15.4 inch with Weight up to 10 pounds, 360 Degree Rotation, Heavy Duty Aluminum Adaptability provides for comfortable, ergonomic, and sage uses. Mount this stand beneath a seat in your car for a stable and versatile laptop tray. Use the rotate, tilt and telescoping orientation tools to find the perfect ergonomic position for viewing and utilizing your laptop. The tilt feature can pivot the base, head, and midpoint 180 degrees. This is paired with a 360 degree rotation capability on the head and base of the mount for maximum optimal angles. The telescoping tube can adjust the height of each segment for a total 23 inch to 35 inch extension. Each joint is equipped with a quick release know and fastening switch. The telescoping pole and rotating features can be easily loosed for adjustments. The sturdiness of this device is also up to you, increase the strength by tightening the knobs for maximum stability. Change the width and length of your adjustable tray to support your specific laptop. The varying sizes can support any number of laptops which means if you upgrade, have a new passenger, or change laptops our stand can continue to help support you. The sliding tray comes with grips to maintain your laptop stability and ensure a safe mount. This engineered sturdy mount is built for frequent and long term usage. The telescoping height adjustable tube is made from a die cast aluminum alloy for a maximum stability and strength.