Features: This versatile ball head clamp features a 17mm ball head that enables 360 degree rotation, providing flexible positioning for phones and tablets during live streaming or outdoor activities. Designed with an adjustable clamp that fits pipes from 15mm to 27mm in diameter, it includes a 17mm ball head for attaching phone holders, tablet mounts, or magnetic stands, ensuring secure and adaptable mounting. Ideal for live streamers, motorcyclists, cyclists, photographers, and mobile users seeking a portable solution for device stabilization on various surfaces. Perfect for mounting on live streaming stands, tripods, bicycles, motorcycles, or any setup requiring stable and adjustable device positioning in dynamic environments. Easy to install—simply clamp it directly onto a pipe or stand—this phone stand base offer quick setup and good performances for seamless accessory integration. Specifications: Component: Plastic Size: Total length 9cm/3.54'' Ball head diameter: 17mm Clip supports 15mm/0.59''-27mm/1.06'' diameter round tube Package Includes: 1Piece 17mm Ball Head Adapter note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.