Manifold Gauge Number of Valves 4 R-134A R-22 R-404A R-410A Number of Hoses 4 60 in 0 to 800 psi 30 in Hg to 400 psi +/-3-2-3 Percent 3/8 in Aluminum 4 in Class 1 4-Refrigerant Gauges Soft Grip Rubber Hand Wheels Reduce Turning to Open/Close Full 3/8 in Bore Evacuates 40 Percent Faster Than the Competing 4-Valve Manifold Includes 60 in High Pressure Color Coded Hose Set