This A/C Mainifold Gauge and Hose set comes with 3PC Connector. Also, Complete with high and low disconnect couplers. 3 color coded sercie hoses, each measres 40 inch long. Complete diagnostic and service gauge set for use on air condition systems. R12, R22,R502, R134a. Freon charging hose 2500PSI burst 500PSI max w.p. Color-coded gauges, valves and hoses.