The GoPro CNC Aluminum Alloy Extension Arms Mount with Screws for GoPro Hero 1, Hero 2, Hero 3, Hero 3 / Hero 3 Plus and Hero 4 Camera - Blue is a compact telescopic camera extender which designed to get the photographer in the picture! It attaches to GoPro Hero 1, Hero 2, Hero 3, Hero 3 / Hero 3 Plus or Hero 4 camera. It is great for hunters, military, law enforcement, recreational shooters, and airsoft players. With this product, no one will left out of the picture. Whether you use it for groups, video or traveling solo, this camera extender allows you to be in the picture and capture the full background.