internal thread 1.0 cm / 0.39 inch (M10)
|Outer Diameter (cm):||2.0 (0.79 inch)|
|Diameter of opening (cm):||1.0 (0.39 inch) M10|
With this coupling piece you can make a cross connection of 4 separate rods.
This lamp part has 4 inputs with an internal opening of 1.0 cm / 0.39 inch.