Description COMPATIBLE: Pre-tested, accurate and high quality car air conditioning quick connector 100% brand new. This adapter connects a 1/4 SAE hose connector to the R134a car refrigerator. QUICK INSTALLATION: Quickly and easily connect and disconnect high traffic. Reliable and safe access to the system even under work pressure. Easy to install without modification, cutting or drilling, not easy to fall off. Ideal for replacing old or worn ones. Bring a whole new experience in his car. HIGH QUALITY MATERIAL: Made of high quality brass, with strong resistance to rust, abrasion and high temperature. High quality products provide you with a quality guarantee. Has a longer service life. PROFESSIONAL MANUFACTURING: Stable characteristics and high reliability. Safe design prevents damage and loss of coolant. Uniform factory standards, fine molds, professional manufacturing, CNC edge processing and cutting, perfect size, each part is strictly controlled./ Specification: Condition: 100% brand new Material: Brass Color: blue+red Usage: for connecting 1/4 inch SAE hose fitting to R134a automotive refrigeration tank Length: 45 mm External diameter of the joint: 11 mm Outer diameter blue: 19 mm Outer diameter red: 21mm Package List: 2 * Air Conditioning Quick Connectors