1. Attached two or more cameras by adjusting proper position with a arm-helmet extension 2. Extend to 320° POV angles, which capturing yourself from a whole new perspective with the Arm by GoPole® 3. With the such a arm-helmet extension, it is more flexible for you to shoot 4. The Arm to your Surf Mount or Suction Cup Mount for an extended fixed perspective 5. Come with aluminum arms and aluminum screws set 6.Can be fixed securely to the gopro mount you imagine,Surf Mount or Suction Cup Mount,bike ,motorcycle and other sport mount