R410a Refrigerant Charging Hoses 5ft Speacial Material of Hoses for High Pressure and Brass Made Connections Durability You are viewing on a brand new set of 60 inch Standard Refrigeration Charging Hoses. Special material of hoses for high pressure and brass made connections for durability This set of hoses provides you safety and convenience to test Diagnose and recharge any A/C system.