Antique Arrow 3 Speed Porcelain Pull Chain Switch Oil Bath Antique Ceiling Fans. Used condition with aged wear to finish, oxidation, small dings, light scratches and soil (see image). Clicks through positions with positive clicks (see images of interior). Untested, Arrow H&H brand, 666-1, U. 5A 250 V – 10A 125 V UND LAB INSP. 2 1/8″ across base, holes for mounting at about 1.50″ center to center with yard stick. Please see all images for a pictorial description and ask any questions.