Description:This is a professional 11 inch articulating arm perfect for LED light, LCD monitor or flash light etc. on cameras. This precise and durable designed magic arm with locking control knobs to release or enlarge the tension which can give all position movement.The middle joint uses specially patterned teeth that locks into place preventing slippage from even the heaviest loads. This articulating magic arm simplifies the mounting, placement and adjusting any on-camera lightings and other accessories.One side has 1/4 inch screw connecting to Monitor, LED light or other accessories.Package: YesBrand Name:Colour: BlackMaterial: PCCan freely adjust the size, fast lockingFlexible Gear Driven Belt fits any lens with filter diameter from 46mm to 110mmCompatible with all DSLR lensesGear Module: Film industry standard 0.8Package Contents:1 * Gear Driven BeltOnly the above package content, other products are not included.Note: Light 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.