Features: 2-section Flexible Extendable Arms: Feel free to assemble or disassemble the arms according to your needs. And each arm is able to be rotated the angle you want. Pipe Clamp Bracket: Equipped with a pipe clamp, can be installed on most of tube with diameters from 18-28mm, enables extension on a wide range of tubular supports. Aluminum Alloy Material: Made of high-precision CNC aluminum alloy material, and the surface is processed with atomized sandblasting anodizing, which make it more durable and more textured. Double Anti-deflection Locking Structure: The ball head adopts reinforcement structure, which can be added with screw to enhance the stability and avoid deflection. Wide Compatibility & Wide Applications: With standard 1/4 inch screw and load bearing is up to 1kg, you can mount small LED video light, microphone or SLR camera to the stand to make your live streaming more professional. Specifications: Material: Aluminum Alloy Connection: 1/4 inch screws Compatible Tube Diameter: 18-28mm Load Capacity: 1kg Packing List: 2 * Arms 1 * Mini Wrench 1 * Users Manual