4x M10 Allthread Hollow (1000mm x 10mm) Tube, Threaded Rod, Conduit For Installation of Electrical Sockets in Lamp Fittings. This M10 Allthread hollow rod, allows you to secure M10 light bulb sockets to your lamp as well as passing through electrical cables to the lamp socket.
This product would be ideal for applications requiring electrical lamp sockets with consistent thread sizes, such as in audio or audiovisual equipment construction.