{"product_id":"rk-919-rc4-2-1st-or-2nd-check-rubber-kit","title":"RK 919 RC4 2\"  1st or 2nd Check Rubber Kit","description":"Series 919 Reduced Pressure Zone Assemblies began production in 2003 and are still manufactured. The devices are available from sizes 1\/4 - 2\" and are constructed of bronze. The 919 features two covers that thread into the body and a seperate relief valve cover that uses 4 bolts. The check assemblies are not self contained and the springs push pressure against the covers, caution should be taken when servicing.  No special tools are required for service.\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/fireresq-documents.s3.amazonaws.com\/wsc\/lead-free-compliant.png\"\u003e\u003c\/p\u003e\u003cb\u003e\u003c\/b\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796766859541,"sku":"0888124","price":30.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/190193.jpg?v=1778596568","url":"https:\/\/www.backflowpreventer.com\/products\/rk-919-rc4-2-1st-or-2nd-check-rubber-kit","provider":"Water Specialties Company","version":"1.0","type":"link"}