Description Product Size: 11 inches Color: Black Material: Aluminum alloy Package content: 1 * magic arm, 1 * large crab claw clip 1. Combination Durable Magic Arm Design. The adjustable magic arm with locking control knobs to release or increase the tension which can give all position movement as you want. Precisely Adjustable Clamp: The precise attachment provides great versatility for positioning of access. 2. High Quality Super Hard Metal Material: The extremely durable material ensures a super stable and firm position for your device standing on it. 3. Useful 360 Degree Swivel Head: With a 360 degree swivel head at the end of the magic arm makes you a comfortable use when you need any angle of the device. 4. Simple Simplify Ergonomic Design: Ergonomic design with one knob locks all position, a single knob secures all moving parts, easy to use for people of all ages. 5. Rubber Cushion has a rubber cushion that can prevent scratching the monitor and help lock your accessories tighter.