Features: This Z shaped flexible hose with a 17mm ball head features adhesive base for secure mounting of car phone mounts, navigation devices, and dashboard, offering vibration resistant stability during sudden stops or ride. Engineered with a large suction less adhesive disk and rotation design, this plastic dashboard mount base enables 360 degree positioning adjustment while maintaining firm grips on smooth surfaces like car dashboards or wall. Ideal for rideshare driver, outdoor enthusiasts, and fitness users needing hands less device access during commutes, workouts, with compatible magnetic phone holders and action camera mounts. Perfect for multiple surfaces installation in vehicle, home offices, or gym environment, providing reliable support for smartphones up to 7.5", tablets, and small electronics with 17mm socket accessories. Crafted from ABS plastic, this universal car phone mount base eliminates drilling needs while ensuring long lastingly adhesion through temperature resistant adhesive technology ( 4°F to 176°F). Specifications: Component: Plastic Base Diameter: Approx.7.8cm Rod Length: Approx.12.50cm/20cm/26cm It is suitable for various 17mm ball head mobile phone holders and mobile phone tablet holders. Package Includes: 1 Set Phone Holder Base note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.