{"product_id":"test88057-3100","title":"Extension Spring(Steel)  TEST-88057  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):0.63Outer Diameter D (mm):3.83Free Height L (mm):31.2Number of Rolls (roll):39.5Mechanical Spring Constant (N\/mm):1.196Allowable Weight (N):15.89Load Height L1 (mm):39.8Initial Tensile Strength (N):5.413Hook Shape: Reverse Round HookHook Counter Azimuth: 180degreesWinding Direction: Right windSWP-B (piano wire)\u003c\/p\u003e","brand":"1257618","offers":[{"title":"Default Title","offer_id":37287725269153,"sku":"TEST88057                     3100","price":2091.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0493\/5473\/5777\/products\/TEST88057_3100__MA_aa6760da-8537-4c25-baa4-21f9057a4a73.jpg?v=1616764111","url":"https:\/\/kital-tools.com\/products\/test88057-3100","provider":"KITAL","version":"1.0","type":"link"}