Check the listing for details. Vintage 1977 Unbranded Ceiling fire sprinkler (Sold by EA.). Condition: Used. Listed at 9.50 USD. Dated 77 on the copper center. We never knowingly misrepresent anything. They may not be perfect and may have a little wear from use. We will disclose any flaws we see to the best of our ability. Ask for more if you need them.