{"product_id":"tess77211-3100","title":"Extension Spring  TESS-77211  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):0.80Outer Diameter D (mm):6.3Free Height L (mm):23.5Number of Rolls (roll):15.5Mechanical Spring Constant (N\/mm):1.321Allowable Weight (N):16.97Load Height L1 (mm):32.9Initial Tensile Strength (N):4.511Hook Shape: Reverse Round HookHook Counter Azimuth: 180degreesWinding Direction: Right windStainless Steel (SUS304-WPB)\u003c\/p\u003e","brand":"1257486","offers":[{"title":"Default Title","offer_id":37287711834273,"sku":"TESS77211                     3100","price":1209.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0493\/5473\/5777\/products\/TESS77211_3100__MA_289cce26-de28-4516-8fb6-dd5f0e85f91e.jpg?v=1616763853","url":"https:\/\/kital-tools.com\/products\/tess77211-3100","provider":"KITAL","version":"1.0","type":"link"}