2 1/2 inch 10 inch tall Round (slim) Bulge Oil Lamp chimney
2 1/2 inch 10 inch tall Round (slim) Bulge Oil Lamp chimney
2 1/2 inch fitter , 10 inch tall Round ( slim) bulge Clear borosilicate glass Oil lamp Chimney With a 31/4 inch bulge, fits British Duplex Burners and some pre 1900 American parlor lamps requiring a slim bulged chimney for smaller ball shades