Specially designed for mobile use, compact and lightweight, it is great for travel, video blogging, photography, and motorcycle riding Make your device flexible and live streaming accessories, 17mm to 1 / 4 screw adapter is compact and lightweight, making it great for creating installation solution Whether you need to install a phone, tablet, camera, this adapter is perfectly compatible It is an essential installation accessory for content creators, cycling enthusiasts, and technology enthusiasts The standard 1 / 4-20 threaded interfaces can quickly connection to standard tripods, monitors, and sports cameras without the need for any tools Simply tighten it to easily secure your device This two-piece ball head adapter set includes a 17mm ball head interfaces and a 1 / 4-20 threaded interfaces, seamlessly compatible for tripods, portable displays, tablet stands, stands, phone clips, cameras, motorcycle sports cameras, and webcams