Must be shipped to a physical address. We will not ship to P.O. boxes. 4 Way Manifold Compatible with R22, R410a & R404a * 100% Teflon diaphragms * Manifold sight glass * 60" hoses (Bridgestone) * Works with most refrigerants * Unique swivel design reduces wear * Excellent vacuum characteristics * 100% virgin Teflon diaphragms * Full porting for maximum refrigerant flow * Industrial grade replaceable brass fitting * Anodized aluminum block body * One full turn open/close valve * Over glass sight glass for easy viewing * No-flutter gauge design * Easy-to-grip knobs To make this EPA approved, purchase #3368 Inline Gauges