Mechanical Manifold Gauge Set Number of Valves 4 R-22 R-404A R-410A Number of Hoses 4 60 in 0 to 800 psi 30 in Hg to 500 psi 3/8 in UL Recognized Hose Includes 60 in Vacuum Hose Ball Valve Hose Shutoff High Pressure Barrier Hoses Protective Gauge Boots Sight-Glass