Manifold Gauge 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 +/-3-2-3 Percent 3/8 in Aluminum Free Floating O-Ring Sealing System for Faster Evacuation/Charging Soft Grip Rubber Hand Wheels Reduce Turning to Open/Close Hose Holder Fittings Located on the Back for Easier Connection for Storage 3-1/8 in Glow-in-the-Dark Gauges for Easy Viewing Includes 60 in High Pressure Color Coded Hose Set