17mm ball head: 17mm ballhead mount, more extensive accessory expansion function, compatibility with multiple models of sports cameras Applicable adhesive surfaces: glass, / marble, wooden, latex paint, metal, surfaces Fixed camera position photoshoots: can attach to frequent photoshoots locations ( such as car, dressing room, kitchens, studios and more Strong adhesive adhesion: The strong adhesive base adheres firmly without fear of shocks Aluminum alloy machining: Aluminum alloy is lightweight, lightweight, and durability, and the base is with aluminum alloy on top