{"product_id":"tess77179-3100","title":"Extension Spring  TESS-77179  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):0.55Outer Diameter D (mm):8.0Free Height L (mm):24.3Number of Rolls (roll):15.5Mechanical Spring Constant (N\/mm):0.119Allowable Weight (N):4.17Load Height L1 (mm):54.8Initial Tensile Strength (N):0.549Hook Shape: Reverse Round HookHook Counter Azimuth: 180degreesWinding Direction: Right windStainless Steel (SUS304-WPB)\u003c\/p\u003e","brand":"1257449","offers":[{"title":"Default Title","offer_id":37287709606049,"sku":"TESS77179                     3100","price":1209.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0493\/5473\/5777\/products\/TESS77179_3100__MA_e6f93ec5-c128-404b-9bca-e84e0b4a1fb0.jpg?v=1616763782","url":"https:\/\/kital-tools.com\/products\/tess77179-3100","provider":"KITAL","version":"1.0","type":"link"}