PandaSolar PD-MRS-LF is Solar Metal Roof Mounting System with L feet bracket fix, it's mainly used for iron slopes roof, iron flat roof,trapezoidal solar roof installation. Product Details Name:  Metal Roof Mounting System L Feet Solar Mounting Brand: PandaSolar Item:  PD-MRS-LF Product Origin: Fujian, China Material: AL-6005-T5, SUS410 Surface Treatment: Anodized Warranty: 12years Duration: 25years Shipping Port: XiaMen Port Lead Time: 7-15 days