Description: Aluminum oxide ball clip ball head plug-in filling light or used for GoPro cameras. Multi-position connection fixed, 360 degree rotation. Strong practicality,and it is perfect for photographers. High strength, corrosion-resistant, high flexible changing joint. Surface treatment: premium hard-anodized wear-resistant topcoat. Specification: Material: Aluminum Alloy Size: 60mm / 2.36inch Package Includes: 1 Piece Ball Head Diving Photography Bracket Note: Please allow a slightly errors due to manual measurement. Thanks for your understanding