New articulating arm, better constructed and works well, With Double 1/4 screw Ball , Dual 1/4 inch and 3/8 inch Holes, for connecting to almost all photograph devices. Super load-bearing, strong expansion, CNC machining, anodized, fine touch, wear-, and - A large locking arm, 1-inch ball , and rubber ring inside give you confidence that the monitor will not move once you have secured it in place. Heavy-duty clamps tight and secure on 5-7 inch monitors. Even supports for , 7Q+ monitor with a metal cage. The monitor mounted on it could be adjusted in different positions and angles via both the ball and ball clamp. Payload: 8kg Vertical rotation angle: 360° size: 140.5 x 42mm Material: Aluminum alloy colour: black Package Contents: 3 x Double Ball Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. A large locking arm, 1-inch ball , and rubber ring inside give you confidence that the monitor will not move once you have secured it in place. New articulating arm, better constructed and works well, With Double 1/4 screw Ball , Dual 1/4 inch and 3/8 inch Holes, for connecting to almost all photograph devices. Heavy-duty clamps tight and secure on 5-7 inch monitors. Even supports for , 7Q+ monitor with a metal cage. The monitor mounted on it could be adjusted in different positions and angles via both the ball and ball clamp. Super load-bearing, strong expansion, CNC machining, anodized, fine touch, wear-, and