{"product_id":"tess77233-3100","title":"Extension Spring  TESS-77233  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):1.0Outer Diameter D (mm):12.5Free Height L (mm):63.6Number of Rolls (roll):39.5Mechanical Spring Constant (N\/mm):0.137Allowable Weight (N):15.40Load Height L1 (mm):155.5Initial Tensile Strength (N):2.785Hook Shape: Reverse Round HookHook Counter Azimuth: 180degreesWinding Direction: Right windStainless Steel (SUS304-WPB)\u003c\/p\u003e","brand":"1257511","offers":[{"title":"Default Title","offer_id":37287713308833,"sku":"TESS77233                     3100","price":2091.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0493\/5473\/5777\/products\/TESS77233_3100__MA_dc704a37-ecd6-4c7d-ab2e-49e6f1803a91.jpg?v=1616763895","url":"https:\/\/kital-tools.com\/products\/tess77233-3100","provider":"KITAL","version":"1.0","type":"link"}