Premium Rubber Suction Cup: Made from durability rubber, this suction cup excellent wear resistance and sealing, functioning reliably in extreme temperatures ( 20°C to 60°C / 4°F to 140°F Versatile Application: Ideal for car mounted filming and indoor time photography, suitable for various smooth surfaces while avoiding rough, wet, uneven, or fragile Wide Compatibility: The 6inch suction cup set is designed for action cameras, featuring a 1 / 4inch screw and mounts compatible for Action 5Pro / 4 / 3, and Pocket 3 / Pocket 2 Quick Installation: Features touch setup for easy attachment ( press the air pumps until the white disappears) and simple removal by pulling both rubber tabs upward, enhancing efficiency Strong Holding Power: Provides robust suction, supporting up to 3kg ( 6.6lbs) when used with the included magical arm, ensuring stable fixation for action cameras on clean, dry, and flat surfaces