... kinds of big brand heavy duty truck. 2.Truck Brands: Benz,Hino,Isuzu,Nissan,Renault,Volvo heavy duty truck. 3.Material ... : 40Cr(SAE 5140),35CrMo(SAE 4135),42CrMo 4.Surface Protection: Black oxide,Protective oil,Phosphated,Zinc plated,Dacromet ... Delivery Date: Strong production ability to ensure the puntual delivery. 4.Good After Service: Excellent service and responsiveness to customers to ...