Brass Reducer / Adaptor 1/2" x M10 x 1.0m For Electrical Lamp / Bulb Holders
£3.20
A brass bulb holder adaptor / reducer to convert 1/2" bulb holders to modern 10mm x 1mm thread. 1/2" (26TPI) x M10 x 1mm pitch thread. for use with electrical bulb holders etc.
