Features: Upgraded your setup with this 17mm double ball head arm, featuring 360 degree rotation and precise angled adjustment for stability on car vent mounts, navigation accessories, and video light brackets. Crafted from heavy duty iron, this mounting arm delivers support for phones, tablets devices while enabling smooth multi directional positioning. Ideal for enthusiasts and professional seeking flexible mounting for photography gear, live streaming equipment, or in vehicle navigation systems. Securely adapts to car dashboards, motorcycle handlebars, desktop rigs, or studio setups – perfect for road trips, content creation navigation. Its 17mm ball joint compatibility ensures effortless integration with most tripods, clamps, and accessories, maximizing device accessibility across work and leisure scenarios. Specifications: Component: Iron+Plastic Size:Approx.11cm/4.33inch Package Includes: 1Pc Iron Clamp note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.