Commercial Electric 81795 is a 10-inch lamp harp used to replace worn or broken parts or when creating a new custom lamp. It is a two-piece detachable harp that can be easily installed and used according to local electrical codes and regulations. The instructions provided in the manual guide the user through the process of replacing the harp bottom, socket shell, wires, and terminal screws. The harp ensures safe and secure assembly when replacing the socket shell, indicated by audible clicks.