CGA660 Valve – 3/4″ NGT 4000 PSI CGA660 Nitrous Oxide Valve Brass Material 3/4″ Thread Size 4000 PSI Safety CGA660 Valve - 3/4" NGT 4000 PSI quantity Add to cart Add to Quote SKU: CGA-66061-38 Category: Nitrous Oxide Valves Tag: CGA660 Nitrous Oxide Valves