36 and 48 Inch Seamless All Thread Pipe For Lamps and Fixtures, Comes in Steel or Brass, 1/8 IP, 1/4 IP or 3/8 IP (22380) - Antique Lamp Supply - Quality Lamp Parts Since 1952
Light Fixture Solid Brass Reducer 1/8 IP M - 1/4-20 or 1/4-27 F Multiple Options Available
Light Stems | Light Fixture Stems | Light Stem Kits | Pendant Systems
Amazon.com: B&P Lamp® 1/8 IP X 36 Inch All Thread Pipe, 3/8 Inch Diameter, Zinc Plated Steel for Floor and Table Lamp Restoration : Industrial & Scientific