This product is connected to a 3/8 screw detachable camera tripod.5 3/8" Mounting Heads, 2 Adjustable. As this cross arm is equipped with 3/8inch screw, ball head adapter (Not Included) will be needed in order to use with cameras The versatile swivel joint allows positioning at almost any angle also can DIY assembly by more combinations Cross Arm is a kind of double pan tilt head owning four extended arm,which can install four different direction,able to operate more camera at the same time and also can install the light. Made of aluminum alloy tube; diameter height: 3.14 inches; length: 23.62 inches; diameter: 1.18 inches; net weight: 2.66 lbs, maximum 11 pounds NOTE：Tripod, Camera and Quick Release Plate are NOT included.Do not support plastic lightweight tripod, fit in detachable camera tripod.
