Cost Effective Aluminum Be Replaced Profile Solar Panel Mounting System Rail Solar mounting rails are specially designed for metal roof and tile roof solar panel mount. With different designs and other related clamps, they can be used both for low wind load and high wind load. Feature: 1. Space high utilization 2. Cost Saving 3. Easy installation 4. Strong to support 5. Maintenance free 6. Quick deliver 7. Custom-designed 8. Factory price Material 6061,6063 Surface treatment