You are bidding on 3 vintage/antique cast iron/metal industrial parts. Would make great lamp base or replacement parts. Not sure of original use. Includes one gear/wheel/sprocket marked on the bottom what looks like S - 1236 and measures about 7 3/4" across, one gear marked 1506A 3/8 and a makers mark symbol in a circle and measures about 6" across and lastly some type of piping or vented chimney or ? measures about 8" tall and I don't see any markings/makers marks. Together weigh about 5 pounds. Please see all pictures as part of the description and email questions before bidding. Sold as seen, no returns. Thanks and good luck.