PD-KL-700 made of AL6005-T5 is easily install in solar tin roof and it's a lower cost solution. Name: Tin Roof Mounting Clamp AL6005-T5 KlipLok Bracket  Brand: PandaSolar Item:  PD-KL-700 Product Origin: Fujian, China Material: SUS304, Warranty: 12years Duration: 25years Shipping Port: XiaMen Port Lead Time: 7-15 days Max Wind Speed: 60m/s Max Snow Load: 1.4kn/㎡ Standard:AS/NZS1170/JISC8955:2017.