O Ozone Three Way Adjustable Pivot Arm Mount Kit (Extension Arm) Compatible for GoPro Hero 9, for Hero 8, for Hero 7, for SJCAM, for YI Action CamerasThe pivot arm helps to adjust the angle of the action camera to the desired location and makes it easy to move the angles between shots and keep it study during while performing any activities.Retractable three-dimensional adjustable mount base for GoPro Hero 9, for Hero 8, for Hero7, for SJCAM, for YIThe kit enables the extension arm for GoPro to be mounted to the helmet mount with ease and can remove the extended arm from the helmet mount easily with a click.The Side Mount attaches easily to the side of your helmet, car or gear. With three-way pivot adjustability it's easy to aim so that you get the shots you want every time.Specifications:Dimensions: 2.72 in x 2.2 in x 1.38 In (6.9 cm x 5.6 cm x 3.5 cm)Weight: 1.45 oz (41 g)Compatible for GoPro Hero 9, for Hero 8, for Hero 7, for SJCAM, for YI Action CamerasPackage Includes:1x Three-Way Adjustable Mount Base