Includes 1 flat and 1 curved adhesive mount, 2 mounting buckles, 1 arm with three-way adjustment, 1 short fixing screw, 1 long fixing screw and 1 flat fixing screw Expand your mounting possibilities or use them as spare parts. Note: When using a GoPro helmet mount, always choose a helmet approved to the applicable safety standards. For safe use of the helmet, always follow the manufacturer's instructions.