{"product_id":"century-extension-spring-396mm-x-4763mm-x-051mm-zinc-plated","title":"Century Extension Spring 3.96mm X 47.63mm X 0.51mm Zinc Plated","description":"A regular extension spring in music wire.\u003cbr\u003e\u003cbr\u003eMaterial: Music wire\u003cbr\u003eWire diameter: 0.51mm\u003cbr\u003eInside diameter: 2.94mm\u003cbr\u003eOutside diameter: 3.96mm\u003cbr\u003eFree length: 47.8mm\u003cbr\u003eRate: 0.193N\/mm\u003cbr\u003eInitial tension: 1.33N\u003cbr\u003eSuggested max load: 12.01N\u003cbr\u003eSuggested max deflection: 55.88mm\u003cbr\u003eMachine hook\u003cbr\u003eZinc plated","brand":"MITRE10","offers":[{"title":"Default","offer_id":44556931891289,"sku":"PR1091930","price":11.5,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2551\/5502\/files\/cheer197672_0_TSVNTUNPUO7W.jpg?v=1787281147","url":"https:\/\/smartfox.co.nz\/products\/century-extension-spring-396mm-x-4763mm-x-051mm-zinc-plated","provider":"SmartfoxNZ","version":"1.0","type":"link"}