Juno Lighting Group R552WH Trac-Lites Flared Steps Line Voltage 75W PAR30 Lamp Holder, White Medium base porcelain socket with nickel plated copper screw shell uses one 35-75-watt par30 lamp Copper alloy contacts provide precise spring action - no arcing, will not take a set and pulls to up position for two-circuit application Drawn steel housing swivels and tilts 90-Degree vertical aiming capability and 358-degree rotation