Features High Pressure: Suitable for R22, R410a, R134, and R404a refrigerants, capable of withstanding use in high pressure environments. Reliable Working: An efficient refrigerant tube ensures smooth flow of refrigerant and ensures refrigeration efficiency. Universal Connector: With a universal explosion proof copper connector, it can be connected to different types of refrigerants, making it convenient and practical. Explosion Proof Design: Explosion proof copper joint design ensures safety during use and avoids leakage and accidents. Easy to Install: Comes with a compact size and a light weight as well, the refrigerant charging hose is very convenient to install. Specification: Item Type: Refrigerant Charging Hose Material: Rubber Package List: 3 x Refrigerant Charging Hose Package List 3 x Refrigerant Charging Hose