{"product_id":"gold-lever-backs-4mm-cup-peg-set-rivets","title":"Gold Lever Backs with 4.0mm Cup, Peg \u0026 Set Rivets","description":"\u003cp\u003eProfessional lever back earring findings crafted in solid gold with a \u003cstrong\u003e4.0mm cup and peg\u003c\/strong\u003e designed to hold a pearl or small stone. These findings feature \u003cstrong\u003epre-assembled set rivets\u003c\/strong\u003e, meaning the hinges arrive ready to use straight from the package — no assembly required before setting your stone or pearl.\u003c\/p\u003e\u003cp\u003eBecause these lever backs include set rivets, they are \u003cstrong\u003enot recommended for soldering\u003c\/strong\u003e without first removing the rivet and reassembling after the soldering process is complete. To keep the hinge mechanism operating smoothly, lubricate with a small amount of mineral oil or a similar lubricant — this is especially important after cleaning in an ultrasonic or steam cleaner.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSold individually by the piece.\u003c\/strong\u003e To order a matched pair, add 2 pieces to your cart.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e4.0mm cup with peg for pearl or stone setting\u003c\/li\u003e\n\u003cli\u003ePre-assembled set rivets — ready to use\u003c\/li\u003e\n\u003cli\u003eHinged lever back closure mechanism\u003c\/li\u003e\n\u003cli\u003eAvailable in 14K yellow gold or 18K yellow gold\u003c\/li\u003e\n\u003cli\u003eNot recommended for soldering without disassembly and reassembly\u003c\/li\u003e\n\u003cli\u003eLubricate hinge with mineral oil after ultrasonic or steam cleaning\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eCup Size\u003c\/th\u003e\n\u003ctd\u003e4.0mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFitting Type\u003c\/th\u003e\n\u003ctd\u003eCup with peg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClosure Type\u003c\/th\u003e\n\u003ctd\u003eLever back with set rivets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSold As\u003c\/th\u003e\n\u003ctd\u003ePer piece (order 2 for a pair)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eMetal Type\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e220-107\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e220-107\u003c\/td\u003e\n\u003ctd\u003e18K Yellow Gold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"WR Cobb","offers":[{"title":"18K Yellow","offer_id":47807320555734,"sku":"22C-107","price":116.01,"currency_code":"USD","in_stock":true},{"title":"14K Yellow","offer_id":47551546032342,"sku":"220-107","price":76.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/14ky-and-18ky-lever-backs-4-0mm-cup-with-peg-and-set-rivets-otto-frei-1.jpg?v=1719954911","url":"https:\/\/www.ottofrei.com\/products\/gold-lever-backs-4mm-cup-peg-set-rivets","provider":"Otto Frei","version":"1.0","type":"link"}