1、Mainly made of aluminum alloy, very solid and durable. Adopt advanced CNC manufacturing process and anodizing techniques, easy to operate, very practical. 2、It is made up of double ballheads with 1/4\" screws and a ballhead clamp. 3、1/4\" screws on both respectively to expand more mounting possibilities for different shooting scenarios as per your needs, such as monitor, video light, audio recorders, camera cage, etc. 4、Can be convenient to adjust those devices on the arm in different positions and angles. Arm component is detachable and interchangeable. 5、The thumbnut with anti-off structure technology prevents the ballheads fall apart when using, and the rubber cushions to prevent the monitor from scratches. Features: Mainly made of aluminum alloy, very solid and durable. Adopt advanced CNC manufacturing process and anodizing techniques, easy to operate, very practical. It is made up of double ballheads with 1/4" screws and a ballhead clamp. 1/4" screws on both respectively to expand more mounting possibilities for different shooting scenarios as per your needs, such as monitor, video light, audio recorders, camera cage, etc. Can be convenient to adjust those devices on the arm in different positions and angles. Arm component is detachable and interchangeable. The thumbnut with anti-off structure technology prevents the ballheads fall apart when using, and the rubber cushions to prevent the monitor from scratches. Specifications: Material: Aluminum alloy Color: Black Screw Interface: 1/4"-20 Max. Height: 9.6cm / 3.8in Item Weight: 70g / 2.48oz Package Size: 9.3 * 8 * 2.1cm / 3.7 * 3.1 * 0.8in Package Weight: 72g / 2.54oz Package List: 1 * Articulating Arm 1 * Articulating Arm