Auto R134A Adapters Manifold Gauge Quick Coupling Conditioning Refrigerant Coolant Adjustable High Low Pressure Durable

High Low Couplers with Colored Knobs for Easy Identification. Used for connecting 1/4 SAE hose fitting to R134a automobile refrigeration tank. Reliable and safe for valve access to systems even at working pressure. Auto R134A Adapters Manifold Gauge Quick Coupling Conditioning Refrigerant Coolant Adjustable High Low Pressure Durable. Features: brand new and high quality. High Low Couplers with Colored Knobs for Easy Identification. Used for connecting 1/4 SAE hose fitting to R134a automobile refrigeration tank. Reliable and safe for valve access to systems even at working pressure. Durable, unique and user-friendly design. Specifications: Material: Brass. Color: Red/Blue. Red: High Pressure Side Quick Connector/Adapter 1/4 SAE Male Flare 90 Degree). Blue: Low Pressure Side Quick Connector/Adapter 1/4 SAE Male Flare 90 Degree). For 1/4 SAE Male Flare Fitting for Automobile A/C Service. Size: 42mmx38mmx24mm. Quantity: 1 Pc. Note: Please allow 1-3mm error due to manual measurement. pls ma