The ES or E27 Threaded Lampholder in White is a 3 part lampholder that has screw terminals for easy connection of the wires. These are White plastic so there are no chipping of like the painted type White type.
This is a Threaded lampholder but does not come with any shade rings, these need to be ordered seperatly.
Comes with a 10mm female base fixing.
Height 57.5mm and diameter is 39.5mm
Please note - The Metal cap selection comes with an earth connection point in the cap allowing for the termination of an earth wire, whilst the plastic version does not.