Solar PV Mounting Brackets with All Accessories Solar Support Systems Photovoltaic The connectors including the triangle connector,hoop,purlin connector,L connector,hook and so on. They are made by hot-dip galvanizing steel and can guarantee long service life. All the accessories suitable for various kinds of project, including residential project, commercial project, utility project and so on. Product feature: 1. Easy Installation. 2. Great Flexibility 3. Maximum Lifespan 4.