This camera mount adopts qualified metal materials, solid, lightweight and durable. The articulating knob increase the friction of it, more tight and secure. With 1/4inch screw, covered with rubber pad, compatible with most cameras and can protect cameras from scratch. It's 180 degree rotatable, can be freely adjusted to meet your needs. Great accessory for camera Condition: and High Quality Colour:Black Material:aluminum alloy Size:Screw:1/4inch Package Contents: 1 * Dual Ball Adapter 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.