TUYU Premium Customized Motorcycle Helmet Mount for GoPro hero10 Insta360 DJI Camera for SHOEI AGV ARAI HJC Helmet Accessories Products include: Customized base*1, J seat*1, adjusting arm*1, Screw*2 (This link only sells custom helmet chin supports, not including helmets and cameras) Please note, choose the correct helmet model, different models are not universal P.S. Advanced customized GoPro chin support, in addition to the (generic) model,other options are dedicated to helmets with marked models. No additional brackets or straps are required after installation, and the original appearance of the helmet is maintained as much as possible. It only needs a genuine 3M sticky pads to fit tightly. The helmet will not be damaged due to disassembly and assembly, and it fits perfectly. In addition, the bracket will not block the switch of the air outlet, and the fit is firm. After the installation is complete, grab the gopro and shake the helmet without any looseness. How to install the customized chin mount 1st, find the correct position, align it, then use a toothpick to pry off a corner of the 3M glue and tear it off. 2nd, use a hair dryer to heat (30s) the 3m adhesive, align the position, and press it for 10-20 seconds. 3rd, then wait 4-5 hours before installing the camera, it will stick very firmly Note: 1. The material is made of PA6 nylon + fiber, and the helmet is opened in a 1:1 arc shape, which perfectly fits the chin position of the helmet. 2. Please use our genuine 3M sticky pads in this product, the weight capacity can be more than 5kg, do not use the cheaper fake 3M sticky 3. 3m VHB tape ensures strong adhesion to the helmet. Compact design, long life and high reliability. After sticking firmly, please wait for 12 hours before using, it can be more firm