{"product_id":"gold-platinum-finger-fit-expandable-ring-shank-3x3mm","title":"Gold \u0026 Platinum Finger Fit Expandable Ring Shank 3x3mm","description":"\u003cp\u003eThe \u003cstrong\u003eFinger Fit\u003c\/strong\u003e is an expandable, hinged ring shank designed to solve one of the most common fitting challenges in jewelry: rings that fit over the knuckle but are too loose on the finger. The shank opens, allows the ring to pass over the knuckle, then closes and locks for a comfortable, secure fit — no resizing required.\u003c\/p\u003e\u003cp\u003eThese Finger Fit shanks measure \u003cstrong\u003e3mm x 3mm\u003c\/strong\u003e in shank diameter and are available in \u003cstrong\u003e14K Yellow Gold, 14K White Gold, 18K Yellow Gold, and Platinum\u003c\/strong\u003e. Two size ranges are offered to cover most finger sizes from 2 through 9.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy installation:\u003c\/strong\u003e Finger Fit shanks attach to an existing ring without redesigning or creating a new setting — making the upgrade simple for any jeweler or trade shop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDie-struck and CNC machined:\u003c\/strong\u003e Precision manufacturing produces a shank that is stronger and more durable than a cast equivalent. It can be heated and soldered without damaging any components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo key or pin required:\u003c\/strong\u003e The shank opens and closes without any external tool. A cover catch provides a guaranteed close with no tension mechanisms to loosen over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGuide wire security:\u003c\/strong\u003e A built-in guide wire bridges the gap when the shank is open, preventing the ring from falling off or flying open. Guaranteed to open 3 full sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndividually replaceable components:\u003c\/strong\u003e Every part of the shank can be replaced independently, extending the working life of the ring without requiring a full shank replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrade-proven:\u003c\/strong\u003e Tested and trusted by over 5,000 retail jewelers and trade shops.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eShank Diameter\u003c\/th\u003e\n\u003ctd\u003e3mm x 3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003eDie-struck and CNC machined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOpening Range\u003c\/th\u003e\n\u003ctd\u003e3 finger sizes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Metals\u003c\/th\u003e\n\u003ctd\u003e14K Yellow Gold, 14K White Gold, 18K Yellow Gold, Platinum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Size Ranges\u003c\/th\u003e\n\u003ctd\u003eClosed sizes 2–5½ and closed sizes 5–9\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\u003c\/th\u003e\n\u003cth\u003eClosed Size Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e70-17\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e2–5½\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e70-18\u003c\/td\u003e\n\u003ctd\u003e14K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e5–9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e71-17\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e2–5½\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e71-18\u003c\/td\u003e\n\u003ctd\u003e14K White Gold\u003c\/td\u003e\n\u003ctd\u003e5–9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7B-17\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e2–5½\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7B-18\u003c\/td\u003e\n\u003ctd\u003ePlatinum\u003c\/td\u003e\n\u003ctd\u003e5–9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7C-17\u003c\/td\u003e\n\u003ctd\u003e18K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e2–5½\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7C-18\u003c\/td\u003e\n\u003ctd\u003e18K Yellow Gold\u003c\/td\u003e\n\u003ctd\u003e5–9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Otto Frei","offers":[{"title":"14K Yellow \/ 2 to 5-1\/2","offer_id":47551463948502,"sku":"70-17","price":780.89,"currency_code":"USD","in_stock":true},{"title":"14K Yellow \/ 5 to 9","offer_id":47807227298006,"sku":"70-18","price":963.1,"currency_code":"USD","in_stock":false},{"title":"14K White \/ 5 to 9","offer_id":47807227330774,"sku":"71-18","price":937.07,"currency_code":"USD","in_stock":false},{"title":"18K Yellow \/ 2 to 5-1\/2","offer_id":47807227363542,"sku":"7C-17","price":1247.03,"currency_code":"USD","in_stock":false},{"title":"14K White \/ 2 to 5-1\/2","offer_id":47807227396310,"sku":"71-17","price":780.89,"currency_code":"USD","in_stock":true},{"title":"Platinum \/ 2 to 5-1\/2","offer_id":47807227429078,"sku":"7B-17","price":1296.59,"currency_code":"USD","in_stock":true},{"title":"Platinum \/ 5 to 9","offer_id":47807227461846,"sku":"7B-18","price":1191.72,"currency_code":"USD","in_stock":true},{"title":"18K Yellow \/ 5 to 9","offer_id":47807227494614,"sku":"7C-18","price":1202.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/14k-gold-gold-platinum-finger-fit-expandable-ring-shank-3x3mm.jpg?v=1774754955","url":"https:\/\/www.ottofrei.com\/products\/gold-platinum-finger-fit-expandable-ring-shank-3x3mm","provider":"Otto Frei","version":"1.0","type":"link"}