Black E-26 Base Phenolic Thermoplastic Resin Threaded Skirt Lamp Socket Includes 57mm (2-1/4in) Diameter Shade Ring. Threaded 1/8ips Metal Bushing Cap with Ground Terminal and Set Screw. Screw Terminal Wire Connections. Threaded Skirt Measures 40mm(1.5748in) Diameter. Rated Maximum 660W- 250V. UL Li... See More