Hollow tube, so you can pull the lamp wire through.
|Length (cm):||3.0 (1.2 inch)|
|Outer Diameter (cm):||1.0 (M10) 0.39 inch|
|Wire:||M10 x 1 (metric finethread)|
Gold colored Threaded end (pipe) to repair old lamps and to assemble new lighting.
This threaded tube can be used to connect sockets (fittings) to coupling pieces.
The copper thread ends are hollow inside 0.7 cm (0.28 inch).
Also available in silver colored.