- Extra strong magnet with mounting option for a GoPro action camera ,- Base Ø 5cm ,- Ideal for attaching to flat metallic surfaces, e.g. to window frames, shelves, magnetic boards, industrial machines and production plants - Thread/Connection: GoPro ,- Min. Height - Max. Height: 3.5 -3.5 cm ,- Weight: 43 g ,- Colour: Black 2 years legal warranty only