-The connecting hose is made of high-quality rubber, which reduces material corrosion by 98% - easy and convenient to use. -This R134A refrigerant filling hose is equipped with a gauge for easy viewing during use . -It will work with adding R134A refrigerant to high performance vehicles. - High quality R134A refrigerant filling hose with pressure gauge and solid construction. - 1/2 thread, suitable for USA and Europe. - For adding R134A refrigerant to high performance vehicles. - This unique can faucet has an R-134a screw can connection and an R12/R22 service port connection. < p>- Simple and convenient to use. Equipped with a pressure gauge for easy viewing during use. Specifications: * Pressure gauge color: blue gold * Material: aluminum copper rubber * Quantity: 1 pc * Left hose length: 20cm * Right hose length: 20 cm * Refrigerant attachment: R134A * Groove diameter: 70 mm * Groove height: 30 mm * Length: 45 mm * Thread: 1/2" * Hose connection: 1/2" ACME The package contains: 1 x R134A measuring hose for filling coolant