{"product_id":"tess77247-3100","title":"Extension Spring  TESS-77247  TRUSCO","description":"\u003cp\u003eThe mechanical spring wound as a hook with both ends tightened by applying constant tension to the wire rod.A mechanical spring to use in pulling direction.Class 2 of JIS B2704 is applied tolerance of dimensions and spring characteristics.Wire Diameter d (mm):1.4Outer Diameter D (mm):16.0Free Height L (mm):52.1Number of Rolls (roll):15.5Mechanical Spring Constant (N\/mm):0.657Allowable Weight (N):31.68Load Height L1 (mm):90.2Initial Tensile Strength (N):6.649Hook Shape: Reverse Round HookHook Counter Azimuth: 180degreesWinding Direction: Right windStainless Steel (SUS304-WPB)\u003c\/p\u003e","brand":"1257525","offers":[{"title":"Default Title","offer_id":37287714422945,"sku":"TESS77247                     3100","price":2091.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0493\/5473\/5777\/products\/TESS77247_3100__MA_aea74614-b307-44d5-82b5-fdaa77a87fed.jpg?v=1616763930","url":"https:\/\/kital-tools.com\/products\/tess77247-3100","provider":"KITAL","version":"1.0","type":"link"}