Description: This set of quick couplers do air conditioning R134A (A/C) allows you to connect do collector hoses of the R134a car air conditioning system during diagnosis, charging or emptying. Both high and low connectors are included. Its safe design can effectively prevent injury and refrigerant loss. Features: 1. This is a set of 2 quick couplers. 2. The sleeve can protect against injury and loss of refrigerant. 3. The connector interface fits do service port R134, 1/4" male cup. 4. Quick and easy connection/disconnection with high flow rate. 5. Reliable and safe access of do systems even at operating pressure. 6. Side mounting of the do of the air conditioning manifold (R-134A). . 2 PCS SERVICE CONNECTORS DO AIR CONDITIONING R134A . 2 PCS SERVICE CONNECTORS DO AIR CONDITIONING R134A Technical data: Material: brass metal Color: Blue Red Silvery Package weight: ok. 300g Size: about 47 x 30 mm / 1,85 inch x 1,18 inch Red: quick connector/adapter on the high side (male 1/4" cup) Blue: Quick coupler/adapter on the low side ( 1/4 inch male connector) . 2 PCS SERVICE CONNECTORS DO AIR CONDITIONING R134A . 2 PCS SERVICE CONNECTORS DO AIR CONDITIONING R134A The package includes: 1 x Blue Quick Coupler 1 x Red Quick Coupler Note: 1. 2. . 2 PCS SERVICE CONNECTORS DO AIR CONDITIONING R134A . 2 PCS SERVICE CONNECTORS DO AIR CONDITIONING R134A