Chrome (E-27) large socket, with a smooth exterior.
At the top is a round small round opening with 1.0 cm (M10) 0.39 inch screw thread.
The inside (see last photo) is made of porcelain.
The interior of the fitting is made of porcelain.
|Material:||metal with chrome finish|
|Height of fitting (cm):||5.8 (2.3 inch)|
|Outer Diameter (cm):||4.0 (1.6 inch)|
|Fitting:||E27 large size fitting|