If you need to fix a 10mm lampholder onto a bottler or vase fit one of these Rubber Bung 85mm and then add a lampholder with a 10mm screw entry fixing.
As you tighten up the screw on the top of the bung the rubber is compressed and grips the bottle or vase. These Rubber Lampholder Bungs have a hole through the middle and also out the side to allow the flex to come up.
Fixing hole diameter 85mm
The flex hole through the bung is 7mm.
Please note that due to the manufacturing process of this product it may arrive to you chipped, scratched or the finish flaking off, this is out of our control unfortunately.