Ballhead Magic Arm Articulating Double Ballhead Magic Arms With Thread Screw Mount Adapter For Camera LCD Field Monitor    Features:   It is made up of double ballheads with 1/4” screws and a ballhead clamp.    With 14"-20 screws, can attach camera cage or monitor with 1/4" -20 threaded holes.   The monitor mounted on it could be adjusted in different positions and angles via both the ballhead and ballhead clamp.    A single wingnut is applied to lock the double ballhead tight directly, and thumb screws on both ends are utilized to lock the devices manually.   Made of aluminum alloy, durable, solid and sturdy; Processed with CNC techniques and good quality ensured with a maximum load of 1.5kg.     Specification:   Material: Aluminum Alloy    Load Bearing: 1.5kg   Thread: 1/4"-20   Compatibility: Universal    Color: Red + Black | Silver + Black     Note:    Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting.   Thank you for your understanding, nice day     Package Includes:   1 x Ballhead Magic Arm    Packing list  1 x Ballhead Magic Arm