temperature range 45 to 120 excavator undercarriage spare parts

{"cid":"91190803","title":"Hitachi ZAX330 Excavator Undercarriage Spare Parts Bottom Track Roller with 8-12mm Hardness Depth and Temperature Range -45\u2103 to 120\u2103 for 50 Tons Load Capacity","imgUrl":"https:\/\/img.chinax.com\/nimg\/b4\/d3\/85ce5ff5ae6df774dc63fb68e2cf-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"YT","Model Number":"ZAX330","Minimum Order Quantity":"1PCS","Delivery Time":"7-30 Days","Place of Origin":"China(Mainland)","Payment Terms":"L\/C,T\/T","Supply Ability":"10000 PCS\/Month","Packaging Details":"Export Packaging","Material":"40Mn2\u300140MnB\u300150Mn","Technique":"Forging\/Casting","Colour":"Yellow or Black or Customer Required","Shipment":"By Air, Ship and Express","Condition":"New","Surface Hardness":"HRC52-58","Hardness Depth":"8-12mm","Weight":"Optional"}}