Super Clamp Mount U-shaped Fixing Clamp with Rotatable Ball Head for LED Light Camera Microphone Features： With universal 1/4 screw, compatible with most cameras, LED photography lights, microphone, etc. Rotatable ball head, easy to adjust angle, satisfying your different photography needs. The clamp opening is 0-4cm wide, can be mounted onto objects such as umbrellas, hooks, shelves, cross bars, etc. Big knobs and long screw design, easy and convenient to fix, adjust angles, and remove, humanized design makes you less laborious. Made from high-quality metal material, maximum load bearing up to 3kg,  sturdy and durable enough for a long-time use. Exquisite workmanship, beautiful appearance design, small portable size, giving you great user experience. Specifications： Color: Black Material: Metal Product Size: 11.5 * 11 * 4cm/ 4.5 * 4.3 * 1.5inch Product Weight: 227g/ 8oz Package Size: 24 * 14 * 4cm/ 9.4 * 5.5 * 1.5inch Package Weight: 231g/ 8.1oz Package List： 1 * Clamp with Ball Head