20 cm long M10 threaded brass tube with 1 mm pitch, hollow to allow electrical cables to pass through.
The M10 external thread at both ends can accommodate E14, E27 or B22 bulb sockets.
Product description:
Dimensions: M10 - 1mm thread
Inside diameter: 8mm
Tube length: 20cm
Composition: solid brass
Sold individually
Other lengths available on request