UP FOR YOUR VIEWING IS A NICE BRASS E. MILLER FLIP TOP OIL LAMP BURNER. HAS THE WICK AND IT MOVES FREELY. WICK WHEEL IS MARKED E. MILLER HAS # 2 THREADS 1 3/16". WILL HOLD A CHIMNEY WITH A 2 1/2" BASE. SEE A DING IN THE METAL BY BACK HINGE. ANY QUESTIONS EMAIL ME THANKS.