A Straight Adapter is used for a coolant hose is a fitting that is used to connect two coolant hoses of the same diameter. It is made of durable material and has a male thread on one end and a female thread on the other end. It is used to connect coolant hoses to the radiator, water pump, heater core, and other components.Attributes: • Manufactured to precise specifications and are built for durability, and reliability• Withstand the harsh operating conditions including extreme temperatures and pressureApplications:A Straight Adapter is used to change the direction of a coolant hose and provide a leak-proof connection between two coolant hoses.