A Radiator Lower Tube is cylindrical, characterized by an outer diameter (OD), inner diameter (ID), and wall thickness. It is manufactured to precise dimensions, ensuring compatibility with fittings, connectors, and other components thereby facilitating leak-free connections.Attributes:• Provided with a working temperature of 260 degrees Celsius• Inner diameter increases from 50.8mm to 63.5mmApplications:A Radiator Lower Tube is used to facilitate the flow of coolant from the radiator to the engine block. The tube allows the coolant to circulate.