{"product_id":"tess77073-3100","title":"Extension Spring  TESS-77073  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):0.35Outer Diameter D (mm):3.20Free Height L (mm):11.3Number of Rolls (roll):15.5Mechanical Spring Constant (N\/mm):0.347Allowable Weight (N):2.89Load Height L1 (mm):17.7Initial Tensile Strength (N):0.677Hook Shape: Reverse Round HookHook Counter Azimuth: 180degreesWinding Direction: Right windStainless Steel (SUS304-WPB)\u003c\/p\u003e","brand":"1257339","offers":[{"title":"Default Title","offer_id":37287695220897,"sku":"TESS77073                     3100","price":1209.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0493\/5473\/5777\/products\/TESS77073_3100__MA_ff7cf30d-8def-4956-b921-5c9e4a189203.jpg?v=1616763565","url":"https:\/\/kital-tools.com\/products\/tess77073-3100","provider":"KITAL","version":"1.0","type":"link"}