b' Features: Combination of quick release plate QRA-35L and base QRA-6LII. Built-in leveling instrument can more easily confirm the horizontal position. Easy to mount, just slide the quick release plate with the camera installed diagonally into the fixed frame to fix it. With a variable directional support that prevents the camera from tilting in front of the camera, fast loading plate fixed with a semi-automatic fixed function. Standard 1/4 mounting screw hole, can be connected with tripod, monopod, DSLR cameras and camcorders. Specifications: Main Material: Aluminum Alloy Size: Approx. 100x65x18 mm/3.93x2.55x0.70 inch Screw: Standard UNC 1/4 Screw Color: Black Note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes: 1x QRA-635L QR Plate Clamp Adapter with Sliding Mount Plate'