Light and power solutions ltd.
2 X BRASS REDUCER 1/2" TO 10MM HALF INCH LAMP HOLDER ADAPTOR - NEW
REDUCER NICKEL SILVER CHROME HALF INCH LAMP HOLDER ADAPTOR 1/2" TO 10MM x4
Lampholder Adapter Convert Half Inch to 10mm Thread in Raw Brass
Standard bayonet brass bulb holder half inch 'Old English' finish
Brass Reducer / Adaptor 1/2" x M10 x 1.0m For Electrical Lamp / Bulb Holders
Safety Switch Lamp Holder Half Inch With Back Plate Cover and Screws - Brushed Antique