Kupo's u-grip series is a professional quality mounting system especially designed to give your car mount extra stability as well as eliminate camera and lighting vibration. The variety of u-grip gears made of cnc aluminum alloy withblack anodized finish makes it extremely easy to precisely position your camera or light at any angle you need. An ideal solution for a variety of mounting applications. Constructed from cnc aluminum alloy, this rectangular connector comes withtwo 5/8" (16mm) holes in each lateral face and a 3/8”-16 set screw in each base, allowing it to have a variety of combinations withany rods of 5/8" (16mm) in diameter.