{"product_id":"tess77256-3100","title":"Extension Spring  TESS-77256  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):1.6Outer Diameter D (mm):20.0Free Height L (mm):77.8Number of Rolls (roll):24.5Mechanical Spring Constant (N\/mm):0.363Allowable Weight (N):36.77Load Height L1 (mm):159.5Initial Tensile Strength (N):7.120Hook Shape: Reverse Round HookHook Counter Azimuth: 180degreesWinding Direction: Right windStainless Steel (SUS304-WPB)\u003c\/p\u003e","brand":"1257535","offers":[{"title":"Default Title","offer_id":37287714947233,"sku":"TESS77256                     3100","price":2091.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0493\/5473\/5777\/products\/TESS77256_3100__MA_54762437-1bc4-4098-8405-409bd63dc793.jpg?v=1616763950","url":"https:\/\/kital-tools.com\/products\/tess77256-3100","provider":"KITAL","version":"1.0","type":"link"}