Compatible with: GoPro 12 11 10 9 8 7 6 5 4 3 3+ ,SJCAM, Yi, Eken, 4K, Noise etc Action Cameras. ------FEATURE - Industrial strength 3 M waterproof adhesive mounts which can attaches on almost any surface, also easily be removed. -----SUITABLE - The 3-Way pivot arm assembly extension make your GoPro cameras extend in different angles to capture every wonderful moment. Perfect for skiing, mountain biking, motocross, water sports, climbing and other action sports. -----The simple design and light weight makes it easy to hang on the helmet, because of the light weight the helmet weight will not increase. The product weight is not more than 50g. ----Package Include: 1 x J Hook, 1 x Long Joint, 1 x Short Joint, 1 x Curve Mount , 1 x Flat Mount, 1 x Curve 3M Adhesive , 1 x Flat 3M Adhesive, 2 X Screws.