Offered for sale I have a set of 5 matching Antique Victorian Cast Iron Pipe collars with a patent date of Dec.19 1893. These flanges were salvaged parts for use on Steam or Hot water Radiator pipe . No breaks, cracks or repairs. Each has it's spring steel grippers in place. These are a 2 piece decorative cover plate for floor and or ceiling applications. No threaded connections and no mounting holes needed , simply clamps around the pipe. Made for use on 1 1/2" i.d. black iron pipe with a 1.9" o.d. Outside dia. of the flange is 4 3/16". Remnants of the original gilded paint is still present on some. These are the only ones I have, you get all 5 for the bid. Please see all the photos for a visual inspection and dimensions. Thanks for looking.