IS4221-3 - 5KV Pulse Rated Mogul Base Porcelain Incandescent Light Socket with Male Tab - E39 Lamp Base - 1.5" Base Diameter - 2.641 Inch Overall Height - Male Tab Terminals -
Mogul Base E39 Socket Extensions Adapter,TWDRTDD Porcelain Mogul Socket Extender, E39 to E39 Screw Mogul Base LED Fluorescent Incandescent Lamp Holder Adapter 1500W 660V (1-Pack) : Amazon.ca: Tools & Home Improvement