Features: Key Feature Expand mounting flexibility with this alloy Ball Mount Extension Arm, featuring 360 degree rotation and universal compatibilities with 17mm ball joints for precise device positioning. Product Highlight Its multiple directional adjustable design and foldable construction ensure stable, angle customized support for smartphones, cameras, or monitors in any orientation. Targeting Users Ideal for driver, live streamers, photographers, and users needing reliable mounting solution for dynamic environment like car, studios, or tripods. Usage Scenario Secure attach to car vents, tripods, or desks for handsfree video calls, navigation, content creation, or baby monitoring with viewing angle. Functional Boost Upgrades existing 17mm ball joint mounts effortlessly—this extension enhances reach and adaptability without sacrificing stability. Specifications: Material: Alloy Size: About. 60mm(2.36in), ball head diameter 17mm(0.67in) Package Includes: 1pc 17mm Ball Joint Extension Arm note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.