Bottle Lamp Hardware Kit sku#40097Turn your favorite bottle into a lamp using this Bottle Lamp Kit without having to drill a hole in the glass for the wire. The kit includes a side wire outlet socket, one 6 ft. gold cord set, 3 sizes of rubber adapters to fit many sizes of bottle necks, pipe,nut and caps for the rubber adapter. Rubber adapters fit openings , and 15 16. If too loose, you could wrap some teflon or electrical tape around the adapter. You may want to order a shade adapter