Little Giant Convertible Pro RM Series jet pumps feature a high service factor, 56C frame motor for use in shallow / deep wells and eliminate the need to connect to a municipal water source. They have a screw-in injector for easy conversion from shallow to deep well installations. These units feature a precision molded thermoplastic diffuser for optimum efficiency and mechanical shaft seal with nitrile elastomer for positive sealing at all pressures. They come with a hardware kit that includes a pressure gauge, plugs, shallow well injector & bypass plug for versatility of installation. These units have a shaft coupling for easy removal of the pump motor.