Wind Resistance Solar Panel Module Mounting Accessories Flexible Solar Power Rail Mounting Bracket The connectors including the triangle connector,hoop,purlin connector,L-shaped connector,hook and so on. They are designed by experienced designers which have the systematic design, stable structure, mature technology, and in most cases, the installation difficulty can be reduced. Main Connectors: Name Thickness(mm) Material Surface treatment Photo 1 Photo 2 Triangle connector 3