Brass Ecofix Lampholder SES / E14 10mm Threaded Entry, Shade Compatible (Lock Ring Not Included)
Width: 27mm, Height: 54mm
This is a great lampholder for confident wirers who have a large quantity of lights to wire and are on a budget. It is not as easy to use as the higher quality alternative below, however it remains a functional lampholder option.
Fits a 30mm shade hole
If in doubt consult a qualified electrician