{"product_id":"sterling-silver-9mm-open-top-spring-rings-pack-6","title":"Sterling Silver 9.0mm Spring Rings - Pack of 6","description":"\u003cp\u003eThese sterling silver 9.0mm spring ring clasps feature an \u003cstrong\u003eopen top jump ring\u003c\/strong\u003e — meaning the top jump ring is not soldered closed — making them significantly easier to attach to chains without additional prep work. This open-top design is the most popular configuration among professional jewelers for its convenience and versatility.\u003c\/p\u003e\u003cp\u003eIf a fully closed top is required for a finished piece, the jump ring can be closed using a \u003cstrong\u003elaser welder or spot welder\u003c\/strong\u003e. Important: never use a torch to solder the top ring closed. The heat generated by torch soldering will destroy the tension of the internal spring mechanism, rendering the clasp non-functional.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOpen top jump ring for easy chain attachment\u003c\/li\u003e\n\u003cli\u003eMost popular spring ring style among professional jewelers\u003c\/li\u003e\n\u003cli\u003eInternal spring mechanism provides secure clasp action\u003c\/li\u003e\n\u003cli\u003eOpen top can be closed with a laser welder or spot welder if needed\u003c\/li\u003e\n\u003cli\u003eDo \u003cem\u003enot\u003c\/em\u003e use torch soldering — heat will damage the internal spring tension\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMetal\u003c\/th\u003e\n\u003ctd\u003eSterling Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003ctd\u003e9.0mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStyle\u003c\/th\u003e\n\u003ctd\u003eOpen Top Spring Ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack Quantity\u003c\/th\u003e\n\u003ctd\u003e6 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTo close the open top jump ring, use a laser welder or spot welder only.\u003c\/li\u003e\n\u003cli\u003eNever use a torch to apply heat — doing so will destroy the internal spring tension and ruin the clasp.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WR Cobb","offers":[{"title":"Default Title","offer_id":43583764594902,"sku":"364-106","price":22.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/sterling-silver-9-0mm-spring-rings-pack-of-6-otto-frei.jpg?v=1719956510","url":"https:\/\/www.ottofrei.com\/ja\/products\/sterling-silver-9mm-open-top-spring-rings-pack-6","provider":"Otto Frei","version":"1.0","type":"link"}