PACKAGE OF 5 For building new lamps or repairing older lamps Clip On Shade Adapters...Bright Brass..This shade adapter simply
clips on a standard bulb and allows you to fasten a shade onto the
threaded portion. Bulb not included. Often used when you make a lamp
from a bottle or vase and cannot attach a standard harp and use a low
watt bulb. Top thread accepts any 1/4-27 finial.