... CT-336-RYB-H 1.for refrigerant R410A, 800PSI 2.high quality 3.1/4", 5 ... first, improving ourselves to meet more customers’ demands. refrigerant charging hoseCT-336-RYB-H, 3pcs red, yellow, ... blue charging hoses setSpecial high pressure charging hose for refrigerant R410A1/4" & 5/16" SAE fittingWorking pressure 800PSI ... 36", 60", 72"(90cm, 150cm, 180cm) high quality Refrigerant R410A Charging hose