Leviton 49875 One-Piece Glazed Porcelain Outlet Box Mount, Incandescent Lampholder, White

Product Description 1 piece, 4 screw terminals for continuous wiring. Knockouts to fit either 3 1/4'' or 4'' outlet box. Shade holder groove. 660W/ 250V. UL listed. From the Manufacturer Leviton produces lamp holders for virtually every light source equipped with incandescent, fluorescent, or CFL lamps. Lamp-holders include incandescent medium base, and specialty sizes & fluorescent lamp holders, in addition to a large line of porcelain lamp holders including pulse-rated mogul-base products, and an extensive selection of devices for high-intensity lamps. Medium Base, One-Piece Glazed Porcelain Outlet Box Mount, Incandescent Lampholder, Keyless, White.