Strong iron material includes a galvanized finish for corrosion resistance and long term use. Side Outlet Elbow Pipe Fitting provides a three way joint when building pipe hand railing, guard rail or other pipe-based structures. Typically found on the top hand rail, a side outlet elbow can also be used as a corner joint for benches, work tables or other rectangular structures. Fitting locks onto pipe with hardened set screws (included) for secure connection.Global Industrial