Lampholder, Bulb Base Type Medium Screw (E26), Color Black, Compatible with Grainger Part Number Not Applicable, Compatible with Manufacturer Model Number Not Applicable, Features (2) 6 In 16 AWG Black and White Leads, Free Ends Stripped 3/4 in, Clamp Type Shade, Keyless Lamp Holder, Length 5 1/2 in, Product Type Lamp Holder, Voltage 250V AC, Watts 660 W, Connection Wire Leads, Wire Gauge (AWG) 16 AWG, Cord Length (Ft.) 0.5 ft, Compatible with Brand Universal