Descirption: 100% brand new and high quality Features: Twist-lock suction cup base is great for vehicle windshields and other non-porous surfaces. Easy to adjust, the fastening screw on the side of the arm allows it to be firmly clamped to a 1-inch diameter ball head. When you loosen the side screw, the arm opens to release the ball socket, allowing you to rotate the ball socket connection or completely disconnect the ball from the socket. Made of high-strength composite ABS material and powder-coated marine grade aluminum, durable and reliable in the most demanding environments. Suitable for-GoPro Hero, XiaoYi, Sjcam and other action cameras compatible. Specification: Material: ABS, Aluminum Color: Black Size: Approx. 70x44x16 mm/2.75x1.73x0.63 inch Ball Mount: 25mm/1" Notes: Please allow 1-2cm errors due to manual measurement,pls make sure that 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: 1 Piece Suction Cup 1 Piece Long Screw 1 Piece Adapter Mount