This Beacon Stem Mount pendant luminaire features a very large 24'' diameter shade for maximum shielding and scale. Fully enclosed for standard 'A' lamps up to 100W. The top light illuminates the shade and provides directional illumination. Clear lamps recommended. Tempered clear glass. Provided with 28° swivel, hang straight with heavy wall copper canopy, intended for mounting over 4'' octagonal wiring box mounted to structural supports (by others). Stem is 1/4'' IP (17/32'' O.D.) heavy wall brass.