|Heigth (cm):||6.5 (2.5 inch)|
|Outer Diameter (cm):||3.0 (1.2 inch)|
|Diameter of opening (cm):||2.8 (1.1 inch)|
White metal sleeve.
You can put this sleeve on a lampshade as a decorative element.
This eliminates the connection from lamp to wire.
For lampshades without a raised edge and with a small opening.
It gives a lampshade a more robust look.
Often used on white or other neutral colored glass cylinders.