2″ Gas Regulator Gauge Set 200 & 4000 PSI 1/4″ NPT OXYGEN ARGON NITROGEN HELIUM
High Pressure Gas Regulator Replacement Gauge Set 200/40002″ Steel Case, Gold Plated, USE NO OIL 200 PSI / 4000 PSI – Dual Scale PSI KPa1/4″ NPT Bottom MountBoxed and Bagged