Descirption: Features: Diving arm clip clamp mount with 6inch dual ball joint arm connector for underwater photography camera.br/> Can be 360 degrees rotated, and about 80 degrees rotation in the horizontal direction, with a higher degree of freedom to adjust the direction of the flash light.br/> Lightweight aluminum alloy processing ball for head, which can meet the highly accurate and durable requirements.br/> Wide range and strong practicability, great for underwater photography, it is an excellent choice for photography enthusiasts. Specification: Material: Aluminum Alloy Color: Black Waterproof Depth: Unlimited Applicable Environment: Diving for Butterfly Clip Clamp Mount: Approx. 5.9x6.2 for cm/2.32x2.44 inch Length of Joint Arm: Approx. 15 for cm/6 inch (The distance between two O-rings is 6 inches) Width of Joint Arm: Approx. 2.4 for cm/0.94 inch Ball Diameter: Approx. 2.54 for cm/1 inch Applicable for Hero Action Cameras Notes: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes: 1x Dual Ball Clip Mount 1x Joint Arm