Diameter van de ronde opening in het midden: 1.0 cm
| Material: | nickel, matt |
| Colour: | matt silver |
| Outer Diameter (cm): | 8.0 (3.15 inch) |
| Diameter of opening (cm): | 1.0 (0.4 inch) M10 |
| Heigth (cm): | 2.0 (0.8 inch) |
Small round cover plate, 8.0 cm (= 3.15 inch) diameter, made of matt nickel.
Can sometimes come in handy when refurbishing vintage lighting.
The hole in the middle has a diameter of 1.0 cm (0.39 inch).
