Description: 1/4" thread hole for attaching to Tripods Made of high quality high-Strength, high rigidity & precision CNC machining Aluminum alloy , more wearable and durable, provides long life. Compatibility: All GoPro cameras. Attach your GoPro to any standard tripod. 100% brand new and high quality. Specification: Size:50x40x12mm Meterial:CNC Metal Color:Black Package Includes: 1x Mount Base