Features: 【Dual 1/4 inch Screws】With dual 1/4 inch screws, which enable you to mount microphone, video monitor, LED fill light to camera cage or other bracket with 1/4 inch thread. 【Double Flexible Ball Heads】With dual 360°rotatable ball heads, you can adjust the usage angle freely, very flexible to use. 【Easy to use】With a big wingnut for locking the double ballhead tight directly, and thumb screws on both ends to lock the devices manually and a  wrench is ready to lock it tighter. 【Durable and Sturdy】Made of high-quality aluminum alloy, CNC machining and surface heat treatment, the bracket is durable and rust-resistant. 【Foldable and Portable】Foldable storage, easy to carry, about 125g net weight, will not add much burden to your travel. Specifications: Material: Aluminum Alloy Item Weight: 125g/ 4.4oz Packing List: 1 * Bracket 2 * Mini Wrench 4 * Rubber Rings