{"product_id":"two-matching-c-1920-s-new-old-stock-cast-iron-boylston-factory-diminutive-steam-valve-bonnets-with-uniform-brushed-metal-finish","title":"two matching c. 1920's \"new old stock\" cast iron boylston factory diminutive steam valve bonnets with uniform brushed metal finish","description":"original \"new old stock\" vintage american industrial steam valve stem bonnets salvaged from the boylston factory, chicago, il. the diminutive valve components would likely have been used in pressure regulators or pumps. the bonnets are comprised of cast iron with a brushed metal finish sealed with a clear coat lacquer. fabricated by the boylston steam specialties co., il. measure 6 x 7 inches.  priced for the pair.","brand":"vendor-unknown","offers":[{"title":"Default Title","offer_id":50670128660778,"sku":"UR-17155-13","price":90.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0959\/7075\/4858\/files\/20130416-019x_2.jpg?v=1760250293","url":"https:\/\/urbanremainschicago.com\/products\/two-matching-c-1920-s-new-old-stock-cast-iron-boylston-factory-diminutive-steam-valve-bonnets-with-uniform-brushed-metal-finish","provider":"Urban Remains Chicago","version":"1.0","type":"link"}