<p><b>Description:</b> <p>It is made of anti-russtainless metal, durable and solid, and it is convenient t o be installed on lamp racks, umbrellas, hooks, shelves, camera cages or desktops and various photographic equipment. <p>The super clamp comes with universal 1/4 and 3/8 thread which allow more setups such as fix a ball head on it to connect your led light, action camera, microphone. And there are more setup choices to install your camera photo accessories. <p>Opening range of the clamp is adjustable and the maximum load capacity is 4.4lbs/2kg. <p><b>Specifications :</b> <p>Material: Metal and Rubber <p>Open Ranges：0.79-2.24inches/2-5.7cm <p>Load Capacity: 4.4lbs/2kg <p>Item Weight: 0.26lbs/0.12kg <p><b>Package Contents:</b> <p>1 x Super Clamp <p>1 x 5/8 inches Conversion Screw Adapter