Not Easy to Rust: The umbrella holder clip is made of alloy steel with exquisite gasket and nut which is safe to use. The Stent has strong oxidation resistance and is not easy to rust Convenient installation: simple structure, convenient installation: one press, two buckles, three screws, and the installation is successful. Steel alloy body, exquisite joints, nuts, safe to use Optimal shading for the balcony: Thanks to the fixing on the railing, you can easily adjust the parasol according to the changing position of the sun throughout the day, so you get sun protection and shade any time of the day. The parasol stand can be connected to many standard and special railings Universal and space-saving accessory: with particularly strong fastening force, the parasol balcony stand replaces the parasol stand which takes about 50 at 70 kg. The balcony umbrella holder can be universally connected to almost all standard or special railings Wide application: the balcony umbrella holder is