Compatible withSince no large attachment rails are required to attach the bracket to the solar module, the bracket can be attached to all the most popular aluminum frame solar modules. Quick InstallationYou can easily and securely screw the bracket into the existing mounting holes on the solar module, quick installation. The bracket is easy to install. Wide Range of ApplicationsBrackets are best suited for mounting solar modules on facades or flat roofs. Suitable for solar panels on RV, boats, cabins, sheds, garages, off gird roof, etc. Adjustable AngleAnother great advantage of the solar module stand is the four separate attachments, two of which can be adjusted in length. This gives you the opportunity to flexibly position the solar modules and adjust the angle of attack. Quality MaterialSolar Panel Mounting Set is made of quality metal, high hardness, strong resistant to pressure, not easy to bend, resistant to wear and tear, strong and durable.