{"product_id":"tess77150-3100","title":"Extension Spring  TESS-77150  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):0.45Outer Diameter D (mm):4.0Free Height L (mm):35.4Number of Rolls (roll):62.5Mechanical Spring Constant (N\/mm):0.125Allowable Weight (N):4.85Load Height L1 (mm):65.2Initial Tensile Strength (N):1.147Hook Shape: Reverse Round HookHook Counter Azimuth: 180degreesWinding Direction: Right windStainless Steel (SUS304-WPB)\u003c\/p\u003e","brand":"1257420","offers":[{"title":"Default Title","offer_id":37287702069409,"sku":"TESS77150                     3100","price":1209.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0493\/5473\/5777\/products\/TESS77150_3100__MA_e5fe53cc-3b6b-451c-adb4-385ed39330e7.jpg?v=1616763721","url":"https:\/\/kital-tools.com\/products\/tess77150-3100","provider":"KITAL","version":"1.0","type":"link"}