{"product_id":"tess77058-3100","title":"Extension Spring  TESS-77058  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):0.32Outer Diameter D (mm):4.00Free Height L (mm):27.7Number of Rolls (roll):62.5Mechanical Spring Constant (N\/mm):0.028Allowable Weight (N):1.72Load Height L1 (mm):78.4Initial Tensile Strength (N):0.275Hook Shape: Reverse Round HookHook Counter Azimuth: 180degreesWinding Direction: Right windStainless Steel (SUS304-WPB)\u003c\/p\u003e","brand":"1257324","offers":[{"title":"Default Title","offer_id":37287693615265,"sku":"TESS77058                     3100","price":1209.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0493\/5473\/5777\/products\/TESS77058_3100__MA_ee1bd332-070f-42c2-a84a-17f5d18648b0.jpg?v=1616763524","url":"https:\/\/kital-tools.com\/products\/tess77058-3100","provider":"KITAL","version":"1.0","type":"link"}