Color A-BLACK Camera Compatible Devices Special Feature Lightweight Material Acrylonitrile Butadiene Styrene Item Dimensions L x W x H 12.2 x 7.9 x 2.3 centimeters Water resistance level Water resistant Vehicle service type Automotive Age Range (description) Adult See more About this item Extension Arm Kit: 2 short same direction extension arms (3.5cm), 2 long same direction extension arms (5cm), 2 screws Multi-angle rotation: the adjustable swivel arm can be adjusted to different angles according to your shooting needs, hold the camera and keep it steady, helping you find the perfect shooting angle Wide Compatibility: Compatible with all GoPro Hero 11, 10, 9, 8, 7, 6, 5, 4, 3, GoPro Max and Osmo Action models and other action cameras Wide Compatibility: one side extension arm can be connected directly to the action camera, and the other side is suitable for all kinds of accessories, such as any camera base mount, bicycle handlebar, helmet straps, etc < p>Durable material: the extension arm is made of quality plastic, the screw is made of quality plastic and stainless steel, lightweight and durable, convenient and easy to install