1Universal Ball Head Free Adjustment: Articulating arm is composed of two 1/4 inch screw ball heads and a ball head clamp. The ball head can rotate 360 degree and freely adjust various shooting angles, making your creative ideas a reality and an ideal choice for film producers and photographers. 2Widely Used: One end can be fixed on the side of a tripod by 1/4 inch, and the other end can be extended to be compatible with SLR cameras, action cameras, monitors, LED lights, flash lights, suction cup holders, camera cages, or any other device with 1/4 inch threaded holes. 3Durable Material: 360 degree rotation articulating arm is made of aluminum alloy, sturdy and durable. Equipped with 1/4 inch screws and retractable pins, with built in rubber protective pads to prevent scratches and increase friction. 4Anti Corrosion Design: The ball head extension rod is made of corrosion resistant anodized CNC aluminum alloy. The spherical head is equipped with a protective ring, making the connection more stable and avoiding friction. 5Folding Storage: 360 degree rotation articulating arm is small and portable, compact in size, space saving, and suitable for shooting with lightweight devices. 1 x ArticulatingArm 2 x Wrench