This kit is ideal for wall frames that don't include hardware. The pieces are easy to install. The hangers are also self-leveling, ensuring that your artwork is put up straight. Details: 12 sets 100% steelFor use on frames that do not include hardware Contents: 4 D-ring hangers (50lb./22.6kg) 2 D-ring hangers (75lb./34kg) 2 key hole hangers 12 screws2 large sawtooth hangers 2 small sawtooth hangers8 nails