Base Type : Medium Voltage Rating : 250 V Wattage Rating : 60 W Housing Material : Brass Mounting Type : Ceiling Dimensions : 3 In L X 5.88 In W X 8.12 In H Suitable For : Maximum 60 W Bulbs Includes : (1) 4 In Offset Crossbar, (2) 8-32 X 1/2 In Mounting Screws, (2) 8-32 X 2 In Mounting Screws, (1) Grounding Screw And (3) Knurled Screws