Check the listing for details. Lamp Pipe Cord Protector, 50 Pcs Washer Liner Bushing for 1/4 IPS Pipe, Clear. Condition: New. Listed at 8.30 USD. The lamp pipe cord protector's function is to prevent fraying of the electric cord where it enters and exits the pipe, insulation protection. It is widely used in crystal lamps, floor lamps, wall lamps, ceiling lamps and more.SpecificationColor: Clear;Material: Plastic;Overall Size: 9.4 x 9.8mm / 0.37 x 0.39 inch (Dia*H);Inner Diameter: 8mm / 0.31 inch;Fit for Lamp Pipe Size: 1/4 IPS or M12;Package List: 50 x Lamp Pipe Cord BushingAdvantages:There are enough bushings in the package for easy replacement;Made of thin but stable plastic for better appearance, it protects the lamp cord well from frictional currents. Moreover, its surface is relatively soft, which can fit well with the lamp pipe and is not easy to fall offInstruction:Put the bushings into the lamp pipe without any tools.