Features:* It is 99% similar like the original Chest Mount， and the same width and also flexible. And you can use the original screw shank. * For hero1 hero 2 and hero3， hero 3+. * The original contrast， almost unanimously.* Same way for snap open and easy to wear. * Belt covers the part between the PC mount part and the headPackage Includes:1 x Chest Strap1 x Tripod Mount