Silicone Heater Coolant Hose 1/4 5/16 3/8 1/2 5/8 3/4 1 1-¼ 1-½ 2 2½ 2-¾ 3 inch

Blue Silicone Heater Radiator Coolant Hose. Warranty one year. SAE J20R3 Class A, TMC RP303B. Wall thickness 3/16" (5mm). Maximum pressure.