White Candelabra Base Phenolic Threaded Socket with Shoulder and Ring. 1/8ips. Female Cap. Threaded Skirt Measures 1-3/32in (1.1in) Diameter X 35/64in (0.55) Height. The Shoulder Shade Rest Measures 1-11/32 (1.35in) Diameter. Plastic Shade Ring Measures 1-3/8in Diameter. Rated Maximum 75W, 125V. cUL... See More