Aluminum Heavy Duty Drill Base Tablet Holder Car Mount Dashboard, 360° Adjust...Description:Aluminum Heavy Duty Drill Base Tablet Holder Car Mount Dashboard, 360° Adjustable 2-Stage Stand for 4.7-12.9" iPad Pro/Air/Mini/Samsung Galaxy Tab, for Car Truck Wall Desk Commercial Vehicle【HEAVY DUTY METALL BASE】This heavy duty drill base mount is equipped with a sturdy round metal base with 4 drill hole(0.16in), the diameter of the base is 1.6"(40mm), which can be semi-permanent firmly installed on any flat surface with four screws( 4* M4*20 and 4* M4*30 screws attached), easy to install on any flat surface provides a rock solid, vibration free hold, perfect for dashboard and console of car/van/semi-truck/RV, walls, desktops and etc.【HEIGHT ADJUSTABLE 360° 2-STAGE ARM】Thanks to three 360° swivel ball joints are both upper and bottom arms 360° adjustable, besides is the 2-stage telescopic sturdy arm from 2.8 to 7.7 inches adjustable, which allows height and angle to be adjusted simultaneously to meet the optimal view. Whether you're looking navigation, listening music or making phones, your view is never obstructed, ensuring safety while driving.【ALUMINUM ALLOY ARM & BASE】The heavy duty bottom arm is not only constructed from durable aluminum alloy, but also the base is formed through a high-strength aluminum alloy die-casting process, with a high-hardness TPU sphere injected into the head, 1500g heavy load bearing, the ultra high-strength construction and permanent drill mount installation ensures a sturdy robustness without wobbling and breaking.【360° ROTATION CLAMP | RUBBER PAD | SPRING-LOAD】Thanks to the rotating swivel ball is the clamp of this tablet car mount 360 degrees rotatable, you can position your device horizontally and vertically. The spring-loaded metal design makes the tablet mount from 4.7" to 10.6" extendable, which fits perfect for 4.7-12.9 tablet and phones. (Note: We suggestted that secure tablets with screen sizes of 12.9 inches and above to the short side.)