b' Features: One side has 1/4 screw connecting to Monitor, LED light or other accessories. Another side is hot shoe square mount that can be easily mounted onto your DSLR Camera. And this hot shoe mount is removable to become another 1/4 screw, so both end are 1/4 screw that you can connect to different equipments. Very Good for mounting monitor onto DSLR camera. Easy to install, each joint is adjustable, and all of them is locked with one knob. The whole arm can be adjusted at all angles The Super Clamp is a very versatile and useful tool especially for holding LCD Field Monitor and DSLR Camera. You can use to hold camera, lights, umbrellas, hooks, shelves, plate glass, for cross bars, even other super clamps. Can be used with backholes holder. Specifications: Material: Aluminum & Plastic Max. Load: Up to 2kg Length (Max): Approx. 280mm/ 11 Clamp features: Minimum Opening Diameter: Approx. 12mm/ 0.47. Maximum Opening Diameter: Approx. 55mm/ 2.17. Material: Metal Notes: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Included: 1 x 11 inch magic arm 1 x Crab clamp'