-It is composed of two parts (“”L”” shape bracket that is attached to the boat and the “”tube”” bracket that connects to the “”L”” shape bracket and allows the umbrella to be set at different angles. It fits most boats. In most cases, no perforations to the boat are needed. The base is fixed to one stern eye of the boat. It weights about 4 lb. It is easy to install.
-Material: high quality marine grade aluminum & stainless steel (pin and screws). “